“Jogging is a prolonged and casual exercise, and this degree of physical exertion has been proven to lower your testosterone levels. As well as affecting performance in the bedroom, a lack of the hormone can be responsible for slow muscle recovery and an acute lack of energy.”

Yes, No, Maybe.

<>

Mike Mentzer (Muscles in Minutes) wrote …

“Make sure that you spend some time warming the muscles to be worked. However, it is not necessary to stretch the muscles, perform aerobic work, or engage in any more exercise than is minimally required to limber up and increase the blood flow to the specific muscles you’re working that day.”

<>

Dave Sears (“Stretching and Warm-Ups,” 2003) wrote …

“If stretching and warm-ups do not prevent soreness and injuries (as we’ve all been told for so many years), what other ‘common knowledge’ should we challenge?”

“When mice are placed on tiny treadmills, many of them will simply go on strike. They will even sit on the moving belt to the point that the skin on their butts begins to get scratched and scraped. The mice are ingenious in their ability to avoid exercise, positioning themselves against walls, splaying their feet at extreme angles — anything to avoid jogging. Any one of us who has made elaborate excuses to escape a workout can empathize.”