no
In humans, long distance running can lead to the production of lactic acid through lactic acid fermentation. This process occurs when the body cannot supply enough oxygen to the muscles during intense exercise, causing them to switch to anaerobic metabolism to generate energy.
There is no scientific evidence to support the idea that "use it or lose it" applies to the size of an erect penis. The size of an erect penis is largely determined by genetics, and factors like arousal and blood flow can affect its size temporarily. Regular sexual activity does not have a long-term impact on penis size.
A human penis does not grow that long as a rule. There may be an exception to this but it is very rare. I think the longest recorded was 15'' The average penis is 3-4'' flaccid and 5.5-6'' erect. An animal erect penis can reach feet in length ! ie ; whale and elephant for example.
If your penis causes discomfort or pain during sex due to hitting the cervix or other structures, it might be too long for your partner. Otherwise, there is no standard length that is considered "too long." It ultimately depends on individual preference and comfort levels during sexual activity.
Cats can typically run for short bursts of up to 30 seconds to a few minutes before needing to rest. They are built for short bursts of speed rather than long-distance running.
times it by its self
probably by running
Its take a lot of training for long distance running such as your breathing training for long distance you have to learn how to breath for the running and of course the training for the running it usually takes a month for the training.
For some short distance races you put all energy into running so you go faster, but in long distance and you all energy into running, then you would be out of breath or extremely tired faster. It's in your perspective.
africa
Long distance running.
Running long distance will require more energy. For this number of mitochondria will increase in the muscles.
Long distance running is an aerobic sport, meaning that it requires the processing and use of oxygen by the cardiovascular system.
No they are not, especially if you are new to barefoot running. For long distance runs you'll want something that gives your feet support, Merrell make other kinds of shoes which are better for long distance running.
The top running shoes for long distance running are Brooks Trance, Mizuno Wave Precision, New Balance, Nike Lunar Racer, Adidas Feather and Zoot Ultra.
Long distance running.
How does a planet's distance from the sun affect its period of revolution?