Testosterone
Side view of deer walking on field in forest
Midsection of man holding thermometer
Sportsman lifting heavy weight in gym
Bald senior sportsman squatting with heavy barbell
Weightlifter squatting with barbell in gym
Shirtless muscular man covering eyes against wall
White horse in ranch
Close-up of bottles on table against yellow background
Senior sportsman preparing for functional training
Bald senior athlete preparing for weightlifting training
Close-up of flowering plant
Midsection of shirtless man with arms crossed
Strong senior man lifting barbell in gym
Cropped senior athlete putting spring collar on barbell
Dumbbells, syringe with needle, pills and vial with steroids. illegal doping in sport concept
Midsection of shirtless man holding syringe against black background
Muscular old sportsman resting in gym
Close-up of a bird
Midsection of shirtless man with hands
Side view of horned deer standing in forest
High angle view of measure tape and pill over yellow background
Side view of horned deer standing in forest
Exhausted sportsman leaning on knees
Midsection of man lifting dumbbell in gym
Close-up of stag with mouth open
Side view of horned deer standing in forest
Midsection of shirtless man with hands
Powerful aged man exercising on rowing machine
Portrait of angry shirtless young man screaming while standing in gym
Tough senior sportsman doing rowing exercise in gym
Close-up portrait of man
Muscular male athlete squatting with heavy barbell
Midsection of shirtless man with hands against blue background
Determined elderly man lifting barbell in contemporary gym
Horses standing on field