Get regular resistance training
Do high-intensity interval training
Maintain a healthy body weight
Sleep 7 to 9 hours per night
Manage stress
Eat enough protein
Include healthy fats in your diet
Get enough calories
Limit alcohol intake
Avoid smoking
Correct vitamin D deficiency
Ensure adequate zinc intake
Ensure adequate magnesium intake
Treat sleep apnea if present
Review medications with a healthcare professional
Address underlying medical conditions
Get regular sunlight exposure
Avoid chronic overtraining
Maintain a balanced diet with whole foods