If you mean, Can mastubation cause an increase in penis size or width, no it doesn't. If you mean, Can mastubation increase body fat, no, not unless you don't get any other exercise.
a form of mastubation
That is really gross, but however long you want.
No, creatine supplementation does not lead to an increase in belly fat.
Women that are in menopause can see an increase of abdominal fat. This is caused by deficiencies in the hormone estrogen.
There is no strong evidence to suggest that creatine supplementation leads to the development of belly fat or an increase in abdominal fat.
Any food can increase your fat. Fat is formed with you eat more calories than you burn. It's the total amount you eat that counts. You have to work it off or you gain fat.
hypertrophic obesity
Muscle cannot turn into fat, because one tissue cannot evolve into another. What does happen is that a loss in activity results in the shrinking of muscle mass because of disuse. Also, fat levels may increase because a loss of activity may result in a surplus of calories, which can result in an increase in fat. So, after not working the body for a while, muscles may shrink and fat may increase and can result in looking less firm (loss of muscle) and more flabby (increase in fat).
Increase it
no
Oil increase the fat in body.
Boobs are fat tissue. Eating more fat will increase their size, but will also increase the size of every other part of your body.