TESTOSTERONE aka MR MOTIVATOR
native habitat The ovaries and adrenal glands.
behaviour in the wild This fiery fella is best known for his tendency to help pump up your muscles, your energy and your sex drive. So when he’s AWOL, your muscles (along with your libido) may atrophy, leading to a sluggish metabolism and, yep, weight gain. Hate to break it to you, but he starts to fade in your twenties or when you take certain forms of birth control.
tame him Coax him back with resistance training – try a barre class or other weight-bearing exercise for 30 minutes, three times a week – which revs up your testosterone production. Cutting back on sugar may also help him thrive – research has found eating too much of the sweet stuff can turn off the gene that regulates the amount of active testosterone in your body.