Testosterone is a hormone that is produced in large amounts by males (and a little bit in females), in the testes and adrenal glands. High testosterone levels are associated with sexual performance, reproductive function, muscle mass, hair growth, aggressive, competitive behaviors, and other such manly things. Testosterone levels tend to peak at the age of 40, and slowly decline from there. Luckily, there are many things you can do to increase testosterone, so if you feel like your T levels could use a boost, you've come to the right place.
“In general, all types of exercise stimulate the release and production of testosterone,” says sports medicine doctor Jordan Metzl, ., author of The Exercise Cure . “But there is data to suggest that lifting weights and high-intensity work might stimulate the greatest release of testosterone.” While research shows that those post-workout super-spikes may be temporary, the overall boosting benefit of regular exercise can’t be ignored. Pretty much any and all resistance work is worthy of a place in your T-tweaking program; on the other hand, long, slow cardio slogs, such as everlasting jogging sessions, may have a negative effect on testosterone levels.
After some initial trial and error, I hit upon some key guidelines to help you get the most out of this style of hypertrophy training while minimizing the mind-numbing fatigue it can create: