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Doctor insights on: Why Does My Penis Shrink During Exercise

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Why does my penis shrink during exercise?

Why does my penis shrink during exercise?

Shrinking penis: Since blood is diverted away from non-vital organs during strenuous physical activity, it is not uncommon for a man's phallus to "shrink" during exertion/physical activity. ...Read more

Dr. Heidi Fowler
5,149 Doctors shared insights

Exercise Or Physical Activity (Definition)

Exercise is a physical activity that is completed to maintain or improve health. Benefits of exercise include weight maintenance, improving mood, increasing energy, preventing or controlling chronic diseases, promoting better sleeping, and improving sex life and libido. ...Read more


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Is it normal for your penis to shrink during exercise?

Is it normal for your penis to shrink during exercise?

Yes: There's actually a layer of smooth muscle that causes the penis to retract while you're exercising, for protection. It's the same for almost all of us. The key is that you're exercising -- a very good thing that it's important to keep up. ...Read more

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My penis shrinks during exercise and even while sitting doing nothing. I've sleep apnea untreated and borderline low testosterone. What could it be?

My penis shrinks during exercise and even while sitting doing nothing. I've sleep apnea untreated and borderline low testosterone. What could it be?

Penis size chg: Size change of penis with temperature, activity, rest is ordinary. This reflects blood in the sinusoidal vessels of the shaft, which can expand or contract with various influences. ...Read more

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Will exercise shrink my penis and balls?

Will exercise shrink my penis and balls?

Not at all: Not sure where this idea came about from but your genitals should be fine with exercise. ...Read more

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Can a penis shrink during adolescence puberty?

Can a penis shrink during adolescence puberty?

Penis size: Puberty is the period of rapid growth and sexual maturation in one's life. Having said that, the penis attains its largest size during this period and should not shrink. ...Read more

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I've anxiety and depression. During physical activities my penis shrinks in and I've head pressure all the time. Are these normal effects of anxiety?

I've anxiety and depression. During physical activities my penis shrinks in and I've head pressure all the time. Are these normal effects of anxiety?

Body concerns: First, there are effective treatments for anxiety & depression -- you can get started by seeing your family doctor about these problems. This would be a good idea given your concerns about head pressure & penis shrinkage anyway. Please know that the latter can be a normal effect in some physical activities like swimming in cold water. Can also be illusory if your belly overlaps it. ...Read more

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My scrotum and penis shrinks during bowel movement, bladder doesn't empty and prostate burns the whole day. Issues since five years.

My scrotum and penis shrinks during bowel movement, bladder doesn't empty and prostate burns the whole day. Issues since five years.

PROSTATITIS FLARE: Chronic prostatitis is tough to treat. Hopefully you have seen a urologist recently. If not get a second opinion the bacteria may be resistant to doxycycline. I would recheck labs /UA C&S. & testosterone Also switch you to cipro (ciprofloxacin) for 8-10wks. Recheck labs and culture. You also need abdominal/pelvic/prostate US R/O prostate stones. Also switch to gluten free diet Wholeapproach. Com gutbliss. Com ...Read more

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Are palpitations during exercise dangerous?

Are palpitations during exercise dangerous?

Yes and no: As it really depends on what's causing the palpitations, as a palpitations is a sensation. It doesn't necessarily mean that its actually heart related, though it very well can be. Without knowing more, this is something that you should address with your doctor in person. .. though your atenolol will often help with certain cardiac (heart) related causes of palpitations. ...Read more

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My fiancée is having intense pain in his gallbladder area but only during exercise?

My fiancée is having intense pain in his gallbladder area but only during exercise?

MayB not gallbladder: Anatomically, the right upper quadrant (RUQ) of the abdomen includes: liver, gallbladder, pancreatic head, bile ducts and ampulla, c-loop of the duodenum, stomach antrum and pylorus, the hepatic flexure of the colon. Don't forget the diaphragm and lower chest are pretty close by. The abdominal musculature, ribs, and skin can all contribute as well to localizing RUQ pain. Time to get him checked. ...Read more

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Why do my ribs hurt during exercise?

Why do my ribs hurt during exercise?

Ribs: Unlikely you feel pain in the ribs but more likely soreness of the intercostal muscles and ligaments from the work of breathing with exercise ...Read more

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During exercise which is best energy drink?

During exercise which is best energy drink?

NONE!: During a workout, your stress hormones will ramp you up enough if working at proper intensity. Energy drinks can cause overshoot on BP & heart rate, and heart rhythm problems. Stick to water and electrolyte drinks, especially as you approach 4-0....And beyond. ...Read more

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What is normal cardiac output during exercise?

What is normal cardiac output during exercise?

>30 liters/minute: Normal resting cardiac output is between 5 and 6 liters per minute
but in very well trained athletes, cardiac output can increase substantially reaching numbers as high as 30 liters per minute. ...Read more

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Can I have stress test at rest or during exercise?

Can I have stress test at rest or during exercise?

Both: Your cardiologist will determine whether you need either. And whether you can successfully perform exercise stress test. If not then 'chemical stress test' ...Read more

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What causes dizziness and tunnel vision during exercise?

What causes dizziness and tunnel vision during exercise?

See your doctor: This problem can only be solved by seeing your doctor and being evaluated face-to-face. After a thorough examination, your doctor should be able to tell you what's wrong and what to do about it. ...Read more

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Why does pulse rate increase during exercise except yoga?

Why does pulse rate increase during exercise except yoga?

Rate of expenditure: Because heart rate is responding to metabolic demand and rate of expenditure. If the metabolic demand is low and you are expending it slowly the rise in pulse may be barely perceptible. Igorous yoga will raise your pulse just like vany other exercise. ...Read more

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My shoulder starts to ache during exercise what could be causing this?

My shoulder starts to ache during exercise what could be causing this?

Ortho: Strain, tear, rotator cuff injury can cause your type of pain. See orthopedic surgeon before continuing with your exercise. ...Read more

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If arrhythmias are experienced at rest, will they also be there during exercise?

If arrhythmias are experienced at rest, will they also be there during exercise?

Not necessarily: Many arrhythmias at rest are "over driven" by exercise and subside. To properly evaluate the significance of an arrhythmia, one must consider the full picture: risk of coronary disease, overall heart health, electrolyte and metabolic abnormalities and any medications taken. ...Read more

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Can you tell me how increased pco2 production during exercise leads to increased ventilation.?

Can you tell me how increased pco2 production during exercise leads to increased ventilation.?

Driven: CO2 levels stimulate breathing to inhale O2. Hold your breath, and the co2 levels rise and your need to breath continues to increase until you breath or pass out and your body takes over and you breath. Unless you are breathing high levels of O2 (from an O2 source) your body will drive up the resp. Rate to get it from the air. ...Read more

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I check my blood suger with glucometer during exercise in fasting reading I got 130 is it normal?

I check my blood suger with glucometer during exercise in fasting reading I got 130 is it normal?

Fasting glucose: If your fasting glucose is 130, it is too high. If you are afraid that you are diabetic, have your physician order a hemoglobin 1ac and see what the result is. If it is in the diabetic range, consult that physician as to the steps you need to take to lower it. Good luck. ...Read more

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Are chest cramps serious? They have occurred on and off for several months on the left side. Never happens during exercise.

Are chest cramps serious? They have occurred on and off for several months on the left side. Never happens during exercise.

Could be: Could be musculoskeletal, muscle spasms, lung problems or many other problems. However, any chest pain (even if it doesn't occur during exercise) could be related to the heart, and should be checked out by a doctor asap. ...Read more

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After all tests, shows I have benign palpitations. Mainly feel them at rest. But once in a while, I'll feel a couple during exercise. This OK?

Yes: You have been tested, and your palpitations have been determined to be benign. You can relax about them, and no treatment is necessary. We do, however, treat benign arrhythmias if symptom control is necessary to improve quality of life ...Read more