Has Anyone Not Gained Length From Cycling?

The final frontier. Deciding when, if and how.
LGXDownunder
Posts: 520
Joined: Fri Mar 07, 2025 7:59 am
Location: Sydney, Australia

Re: Has Anyone Not Gained Length From Cycling?

Postby LGXDownunder » Sun Nov 23, 2025 8:47 pm

LetoMan wrote:Cycling isn’t really allowing your implant to expand. It’s just training your tunica to expand so that the implant can reach its full extension.

This. It's the best two sentence explanation I've read.
71, married, Sydney Oz. PC & nerve sparing RRP Mar 22, profound ED since. Tried pills, Trimix inj, focal shockwave, VED.
Finally implanted Mar 6 2025 AMS 700 LGX 21cm x 12mm, no RTEs, MS pump, Penoscrotal.
Recovery great so far but have a bend.

Irish Lad 34
Posts: 222
Joined: Wed Mar 05, 2025 2:02 pm

Re: Has Anyone Not Gained Length From Cycling?

Postby Irish Lad 34 » Sun Nov 23, 2025 9:35 pm

ready2go wrote:[quote="Irish Lad 34"

1.25 inches in length gains in 6 months is insanely impressive!

Even after reading this I still don't really know how the length gain happens. You even said it yourself "the balloons can't extend in length." It's very hard to comprehend.

So assuming the tips of your balloons were in your glans when you were 4.75 inches 6 months ago. How could they still be in your glans now, are they now sitting further down your shaft, given that your glans is now 2.5cm further away from the base of your penis?



the cylinders are installed uninflated , when you pump them up they push against the length and girth of the penis , with more expansion available if the penis expands in time to its previous ,original size
If you put them in a skinny, short tube ,they would only be able to fill that until stopped by the walls
if you put them in a small cotton sock . they would fully inflate until they reached their limit .
so your dick flexes ,stretches , the cylinders expand to meet the available space
and the tip stays in the same place (hopefully they do not get pushed out of the glans ) the cylinders expand when the penis does .[/quote]

I understand they expand in girth but can't understand the physics behind them expanding in length.

It's easy to see how the penis might become wider as they push against the walls of the penis, but I don't see how they will become longer if they are already stretched to their full length. A little bit like a human being - pump it full of food and he/she will get fatter but not taller.

If one end of the cylinder is now wedged into my crus and the other is wedged into my glans and if that is the maximum length of the cylinder I just don't know how it can grow any longer.
Dutasteride For Hair Loss Mutated And Destroyed My Penis July - October 2023
Penoscrotal Titan 20cm + 1cm RTEs By Dr Rowland Rees 12/11/25
Pre-op: BPL appx 15.5 - 16cm, Girth appx 4.4 - 4.6 inches

Irish Lad 34
Posts: 222
Joined: Wed Mar 05, 2025 2:02 pm

Re: Has Anyone Not Gained Length From Cycling?

Postby Irish Lad 34 » Sun Nov 23, 2025 9:40 pm

LGXDownunder wrote:
LetoMan wrote:As my doc explained it to me, the tunica of guys with ED is open atrophied from non-use, meaning it shrivels and loses some elasticity. When you regularly “exercise” your tunica, whether by getting natural erections, VED use, or pumping up an inflatable, the tunica regains some of that elasticity.

He explained that you can stretch a penis as far as it is going to go to evaluate how long it could theoretically get. That’s the point of the stretch test, and that’s how they measure you for your implant. But when you put the implant in, the tunica, unaccustomed to being stretched, simply doesn’t go that far. We often call the inflatable parts the “cylinders”, but they are much more like a balloon than a cylinder. And your tunica is sort of like a hose. If you inflate a balloon inside a hose, the balloon will only inflate to fill up the hose. If the hose is old and unaccustomed to being inflated fully, the internal pressure of the balloon can only do so much. But if the hose is flexible and pliable, the pressure from the balloon will push it further.

As for how it extends in length: the balloons can’t really extend in length, despite manufacturer claims. But that doesn’t mean they are getting fully inflated. They feel fully inflated because they are pushing against the hose, but they are not yet fully inflated because the hose is limiting them.

Over time with cycling (or simply use), that hose expands more, and so the balloons expand more too.

I didn’t spend a lot of time thinking about my length. But when I did measure, I wrote it down here. A few weeks after surgery I was at 4.75 inches. At the six month mark I was 6 inches. I didn’t think about “cycling” so much. I just inflated for (almost daily) masturbation and sex.


Irish Lad 34 wrote:1.25 inches in length gains in 6 months is insanely impressive!

Even after reading this I still don't really know how the length gain happens. You even said it yourself "the balloons can't extend in length." It's very hard to comprehend.

So assuming the tips of your balloons were in your glans when you were 4.75 inches 6 months ago. How could they still be in your glans now, are they now sitting further down your shaft, given that your glans is now 2.5cm further away from the base of your penis?


Irish Lad 34 wrote:Also surely you'd have noticed your penis growing longer and longer over the past few months even if you weren't measuring.

Visually there is a massive difference in looking down at a small 4.75 inch penis to looking down at a normal sized 6 inch penis. You must have been amazed watching it grow so much as the weeks went by. I would love to see the same happening to my penis. You actually (re)gained 33% in length which is astounding!

Irish Lad I don't think that sort of gain is too uncommon. You will find other guys on here with similar results but it takes time. My own experience has been very close to Leto's. I was less than 5 inches bones pressed erect post surgery. Disappointing but I had expected that initially from the research I'd done. I remained that size while left erect for 6 weeks waiting to begin cycling. Once I commenced cycling I started to see visual results within a couple of weeks, although I didn't measure at that point. That was an eye opener for me and very welcome progress! After 6 months post op I was close to 6 inches BPEL. Now at 8+ months I'm at 6.5 inches BPEL. I'm not really expecting further gains as I don't believe I was ever bigger than that, but I'm continuing to cycle frequently, as well as using my implant for sex and masturbation multiple times a week, just in case my memory is hazy.

Re the balloon thing, think of those really long balloons. They have a fixed length in that if you keep inflating they will eventually burst. An implant won't do that, it just won't inflate any further once it has stretched your tunica to its maximum. But balloons can also be inflated and deflated. I think of the implant as being similar but less elastic. Cycling helps stretch your tunica to hopefully regain any size lost through ED/atrophy and surgical trauma. So eventually it will allow the implant to inflate your tunica to the maximum possible. Leto explained it better but that's my 2 cents worth.


You were left fully inflated for 6 weeks?

When you started cycling did you start going all the way to 100% fully inflated right away. I will start cycling next week and I should be able to pump it to 100% when he clears me.
Dutasteride For Hair Loss Mutated And Destroyed My Penis July - October 2023
Penoscrotal Titan 20cm + 1cm RTEs By Dr Rowland Rees 12/11/25
Pre-op: BPL appx 15.5 - 16cm, Girth appx 4.4 - 4.6 inches

Irish Lad 34
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Joined: Wed Mar 05, 2025 2:02 pm

Re: Has Anyone Not Gained Length From Cycling?

Postby Irish Lad 34 » Sun Nov 23, 2025 9:46 pm

LetoMan wrote:
Irish Lad 34 wrote:Also surely you'd have noticed your penis growing longer and longer over the past few months even if you weren't measuring.


Nope, can’t say that I did. Again, I’m not all that focused on size. I was mostly ecstatic by what I could do with it, I was so happy to be fucking everything in sight.

Here’s the thread where I noted what my size was about 6 or 7 weeks after surgery. The whole thread is very valuable. Txaq even predicted roughly what my size would be after cycling, and it turned out he was right.

viewtopic.php?f=6&t=24712&hilit=Inches&start=10#p232947

Think of it this way. Say you put a balloon that is capable of expanding to 6 inches inside a 5 inch long rigid metal capsule, and blow the balloon up. It’s only going to expand to five inches, even though it can theoretically expand to six. The tips of the balloon are still going to be at the tips of the capsule. But in between the tips, the balloon is simply not going to expand to the size it is capable of. Then you put the same balloon inside a capsule that is more pliable: with pressure from the expanding balloon, the capsule itself expands to 6 inches, allowing the balloon to reach its full length.

Cycling isn’t really allowing your implant to expand. It’s just training your tunica to expand so that the implant can reach its full extension.


Yes but the difference between putting a 6 inch balloon into a 5 inch capsule is not the same as an implant in a penis because the deflated cylinders are apparently the same length as inflated cylinders.

For example if you put a coloplast titan 20cm assembly kit in your hands and measure the deflated cylinders they will be 20cm long. If you then inflate the cylinders they will still be 20cm long. Apparently the cylinders do not expand in length, only girth, therefore if they push against the tunica I would only expect the tunica to expand in girth, not length. Hence why I find the length gain aspect so hard to understand.
Dutasteride For Hair Loss Mutated And Destroyed My Penis July - October 2023
Penoscrotal Titan 20cm + 1cm RTEs By Dr Rowland Rees 12/11/25
Pre-op: BPL appx 15.5 - 16cm, Girth appx 4.4 - 4.6 inches

LetoMan
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Re: Has Anyone Not Gained Length From Cycling?

Postby LetoMan » Sun Nov 23, 2025 9:57 pm

Irish Lad 34 wrote:Yes but the difference between putting a 6 inch balloon into a 5 inch capsule is not the same as an implant in a penis because the deflated cylinders are apparently the same length as inflated cylinders.


I had similar questions for my doc at one of my follow ups. He showed me an actual implant. The tubes are much more like a rigid balloon than a “cylinder.” They can kink and bend. I’ll say it again, you don’t have to believe it if you don’t want to, that’s fine. Feel free to ask your own doc. But the issue that is holding back the growth is not the implant, it’s the tunica. The tunica expands through cycling, allowing the rigid balloons to finally fully inflate.

Look at this video. As you can see the “cylinders” are bending just sitting in the docs hands: https://youtu.be/-3Fe7AWxhxQ

Whether they kink or bend or whatever, the issue is that they are not fully extending.
50. Implanted 5/21/2024 at Kaiser SSF. AMS 700 CX 21cm, 3cm RTE. Penoscrotal. Venous leak my whole life. Pills helped, but hated the side effects; worked less as I aged. Skipped injections. Grateful to bionic brotherhood that helped me make this decision.

LGXDownunder
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Location: Sydney, Australia

Re: Has Anyone Not Gained Length From Cycling?

Postby LGXDownunder » Mon Nov 24, 2025 9:21 am

LGXDownunder wrote:Irish Lad I don't think that sort of gain is too uncommon. You will find other guys on here with similar results but it takes time. My own experience has been very close to Leto's. I was less than 5 inches bones pressed erect post surgery. Disappointing but I had expected that initially from the research I'd done. I remained that size while left erect for 6 weeks waiting to begin cycling. Once I commenced cycling I started to see visual results within a couple of weeks, although I didn't measure at that point. That was an eye opener for me and very welcome progress! After 6 months post op I was close to 6 inches BPEL. Now at 8+ months I'm at 6.5 inches BPEL. I'm not really expecting further gains as I don't believe I was ever bigger than that, but I'm continuing to cycle frequently, as well as using my implant for sex and masturbation multiple times a week, just in case my memory is hazy.

Re the balloon thing, think of those really long balloons. They have a fixed length in that if you keep inflating they will eventually burst. An implant won't do that, it just won't inflate any further once it has stretched your tunica to its maximum. But balloons can also be inflated and deflated. I think of the implant as being similar but less elastic. Cycling helps stretch your tunica to hopefully regain any size lost through ED/atrophy and surgical trauma. So eventually it will allow the implant to inflate your tunica to the maximum possible. Leto explained it better but that's my 2 cents worth.


Irish Lad 34 wrote:You were left fully inflated for 6 weeks?

Not fully inflated, I was left 30% inflated for 6 weeks 24/7. Difficult to stow and toileting was fun, not. According to my surgeon that is standard protocol for him, and many other uros are similar. At that level I had a hard full erection, initially slightly weird looking and much shorter than pre-surgery.

Irish Lad 34 wrote:When you started cycling did you start going all the way to 100% fully inflated right away. I will start cycling next week and I should be able to pump it to 100% when he clears me.

When I started cycling it hurt too much initially to go to 100% inflation. I pumped to what I could tolerate and gradually built up the pressure as my discomfort lessened. You may have a different experience. Since you are younger your tissues may heal faster but you won't know until you start. My advice is take it slowly at first. You don't need to aim for 100% on day 1, and anyhow it will probably be self governing according to your initial level of discomfort.
71, married, Sydney Oz. PC & nerve sparing RRP Mar 22, profound ED since. Tried pills, Trimix inj, focal shockwave, VED.
Finally implanted Mar 6 2025 AMS 700 LGX 21cm x 12mm, no RTEs, MS pump, Penoscrotal.
Recovery great so far but have a bend.

AntonS
Posts: 133
Joined: Wed Mar 15, 2023 3:47 pm

Re: Has Anyone Not Gained Length From Cycling?

Postby AntonS » Mon Nov 24, 2025 4:53 pm

Yesterday I made a similar post here

viewtopic.php?f=6&t=27530&p=265473#p265473

I perfectly understand the mechanism of inflating a balloon inside a tube, as Leto explains, or inside a basketball, as Clavell told me. But like many others, I also don't fully understand how the length increases in the Titan and CX. The girth is clear. But from the experience of guys who regularly cycled for several months immediately after implantation, there really is an increase in length. Some see a smaller increase, some a larger one. Rodsman actually managed to achieve some incredible results, but in addition to aggressive cycling, he also used a vacuum pump even after surgery. I think this idea is dangerous due to the potential for tube breakage due to the pressure from the hard edges of the pump. I'm now very actively pumping and compressing the cylinders twice a day for an hour, sometimes even a little longer. My main concern is that before the implantation, I had already suffered significant length loss due to scarring from the scam vein surgery and the subsequent delay in implant placement. After everything that had happened to me, I couldn't get over it and decide to take another radical step. In total, I've lost about 2 centimeters over 3 years. And after the implantation, another 1 centimeter. Although before the implantation, I stretched my penis to 17.5 cm using a vacuum pump, which is my maximum length before all the interventions, when all the tissues were elastic. Ultimately, on the operating table, it was discovered that I had already developed both proximal and distal cavernous fibrosis. My surgeon selected the correct size. The tips of the cylinders are precisely positioned in the center of the glans. Based on the theory of tunica stretching, I needed to aggressively select the size so that over time the implant could stretch the tunica back to its original size. But this was impossible, because if the surgeon had inserted even 0.5-1 cm more RTE, the cylinders inside the tunica wouldn't have fully expanded, which could have caused the worst possible thing that could happen and is irreversible—distal erosion. During the first few days of pumping, yes, there was pain, and I could feel the ends of the cylinders pressing on the head. But after about 10 days, the pain completely disappeared, and now I hardly ever confuse the pain when pumping. The only pain is in the right proximal region, even after deflating. It feels like the right RTE is pressing on my varicose veins on the right side of my pelvis, and I can feel the veins in my right leg starting to pulsate. So, what I'm getting at is that I'm now doubtful that with the 22 cylinders I was able to implant, given my unique situation, I won't be able to stretch my tunica with regular cycling and even Perito exercises. I've read here repeatedly that if there's no pain, there's no growth. But I haven't lost hope and continue to exercise. Even when deflated, I wouldn't say my penis has gotten much longer. Yes, it's certainly longer than it was before the implants, but it looks about the same as before the vein surgeries, when my penis would occasionally be slightly engorged. I usually see really long tubes when deflated after implant placement.

What do you guys think about this?
38, Active, athletic, marathon runner. Clipped after vein ligation. Tried embolization, wich not help. Long time choosing between CX and Titan. I ended up getting a Titan One-Touch 22 cm with a 1 cm RTE right. Before implant 6,4/6,3; after 5,8/?

ready2go
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Joined: Fri Aug 25, 2023 7:47 pm

Re: Has Anyone Not Gained Length From Cycling?

Postby ready2go » Mon Nov 24, 2025 5:33 pm

Irish Lad 34 wrote:
ready2go wrote:[quote="Irish Lad 34"

1.25 inches in length gains in 6 months is insanely impressive!

Even after reading this I still don't really know how the length gain happens. You even said it yourself "the balloons can't extend in length." It's very hard to comprehend.

So assuming the tips of your balloons were in your glans when you were 4.75 inches 6 months ago. How could they still be in your glans now, are they now sitting further down your shaft, given that your glans is now 2.5cm further away from the base of your penis?



the cylinders are installed uninflated , when you pump them up they push against the length and girth of the penis , with more expansion available if the penis expands in time to its previous ,original size
If you put them in a skinny, short tube ,they would only be able to fill that until stopped by the walls
if you put them in a small cotton sock . they would fully inflate until they reached their limit .
so your dick flexes ,stretches , the cylinders expand to meet the available space
and the tip stays in the same place (hopefully they do not get pushed out of the glans ) the cylinders expand when the penis does .


I understand they expand in girth but can't understand the physics behind them expanding in length.

It's easy to see how the penis might become wider as they push against the walls of the penis, but I don't see how they will become longer if they are already stretched to their full length. A little bit like a human being - pump it full of food and he/she will get fatter but not taller.

If one end of the cylinder is now wedged into my crus and the other is wedged into my glans and if that is the maximum length of the cylinder I just don't know how it can grow any longer.[/quote]


so are you at your pre-op size now ?
American , retired in the philippines .
tactra malleable 13 mm ,in new delhi India . on april 2024

Irish Lad 34
Posts: 222
Joined: Wed Mar 05, 2025 2:02 pm

Re: Has Anyone Not Gained Length From Cycling?

Postby Irish Lad 34 » Mon Nov 24, 2025 6:03 pm

ready2go wrote:
Irish Lad 34 wrote:
ready2go wrote:[quote="Irish Lad 34"

1.25 inches in length gains in 6 months is insanely impressive!

Even after reading this I still don't really know how the length gain happens. You even said it yourself "the balloons can't extend in length." It's very hard to comprehend.

So assuming the tips of your balloons were in your glans when you were 4.75 inches 6 months ago. How could they still be in your glans now, are they now sitting further down your shaft, given that your glans is now 2.5cm further away from the base of your penis?



the cylinders are installed uninflated , when you pump them up they push against the length and girth of the penis , with more expansion available if the penis expands in time to its previous ,original size
If you put them in a skinny, short tube ,they would only be able to fill that until stopped by the walls
if you put them in a small cotton sock . they would fully inflate until they reached their limit .
so your dick flexes ,stretches , the cylinders expand to meet the available space
and the tip stays in the same place (hopefully they do not get pushed out of the glans ) the cylinders expand when the penis does .


I understand they expand in girth but can't understand the physics behind them expanding in length.

It's easy to see how the penis might become wider as they push against the walls of the penis, but I don't see how they will become longer if they are already stretched to their full length. A little bit like a human being - pump it full of food and he/she will get fatter but not taller.

If one end of the cylinder is now wedged into my crus and the other is wedged into my glans and if that is the maximum length of the cylinder I just don't know how it can grow any longer.



so are you at your pre-op size now ?[/quote]

No I'm 2cm shorter than pre-op size. However if my glans fully engorges it should add about 0.8cm length. So I guess you could say I'm 1.2cm shorter in length from the implant.

I hope I get it back.
Dutasteride For Hair Loss Mutated And Destroyed My Penis July - October 2023
Penoscrotal Titan 20cm + 1cm RTEs By Dr Rowland Rees 12/11/25
Pre-op: BPL appx 15.5 - 16cm, Girth appx 4.4 - 4.6 inches

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Kodixx
Posts: 726
Joined: Wed Jan 08, 2025 5:32 pm

Re: Has Anyone Not Gained Length From Cycling?

Postby Kodixx » Mon Nov 24, 2025 6:08 pm

AntonS, I also heard some caution about VED when I asked my Dr about that, he said they work hard to get the sizing (length of implant and number of RTE's) just right so there's no floppy glans and so the tips don't go too far into the glans. So he cautioned that anything that would stretch the length of the tissue might make the cylinders/RTE's too short for the stretched space, and that the rapid spikes in PSI might affect the tubing, joints, cylinders and pump. As a result I haven't used VED post-op.

Regarding the pain in the right side of your pelvis, I have no experience or knowledge. I know there's a procedure to use a pad or mesh between the tips of the cylinders and glans in the event of erosion there. Maybe that same pad or mesh could be used at the proximal end ?

- Chuck
AntonS wrote:I think this idea {Perito exercises} is dangerous due to the potential for tube breakage due to the pressure from the hard edges of the pump. I'm now very actively pumping and compressing the cylinders twice a day for an hour, sometimes even a little longer. The only pain is in the right proximal region, even after deflating. It feels like the right RTE is pressing on my varicose veins on the right side of my pelvis, and I can feel the veins in my right leg starting to pulsate. What do you guys think about this?
Feb 2025 58yo, 38 with greatest wife ever
AMS CX, Tenacio, Dr Broghammer (excellent) pre-op L:7", post-op @ 9 mo L: 6.5=>7.0" G: 5.5=>5.75"
2wks pain, cycling-sex @ 7wks, minor discomfort @ 10wks, felt like 'new normal' @ 16wks


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