..yup...exercise increases stamina in bed! it increases the male hormones too...improves blood circulation and erection/ejaculation...all in all...very good for sex.trust him...don't worry.

i could easily notice the difference from when i was playing football and exercising, to when i stopped. when i stopped my performance got worst, and i felt tired all the time.
about the cheating thing: 9 out of 10, you can believe your 'womens Intuition' but you best know what type of man his is

just tring to help..

i noticed that too... every time i jog, i'm going to have a longer sex at night.