Get regular resistance training
Do high-intensity interval training
Maintain a healthy body weight
Sleep 7 to 9 hours per night
Reduce chronic stress
Eat enough protein
Include healthy fats in the diet
Get enough zinc
Get enough vitamin D
Limit alcohol intake
Avoid smoking
Treat sleep apnea
Manage diabetes and insulin resistance
Stay physically active
Avoid overtraining
Reduce exposure to endocrine disruptors
Address low testosterone with a doctor
Use prescribed testosterone therapy only if medically indicated