Does obesity effects sex life, also i want to know what's the minimum length should a penis have for a satisfactory intercourse in a errected stage?

Obesity and Sex: This is a good question. Obesity can increase in men their own production of estrogen. This hormone can work to block the natural production and level of testosterone. As long as you are able to achieve and maintain an erection things should be fine. But, if you have any difficulties with this important activity then it may be wise to get some help from a men's health expert.