Maintain a healthy body weight
Exercise regularly, but avoid overtraining
Eat a balanced diet rich in fruits, vegetables, whole grains, lean proteins, and healthy fats
Get enough sleep each night
Reduce stress
Avoid smoking
Limit alcohol intake
Avoid recreational drugs
Avoid anabolic steroids and testosterone misuse
Keep testicles cool and avoid frequent hot tubs, saunas, and tight underwear
Avoid prolonged laptop use directly on the lap
Minimize exposure to pesticides, heavy metals, and other toxins
Treat infections and medical conditions promptly
Review medications with a healthcare professional
Have regular ejaculation
Stay hydrated
Consider fertility evaluation if trying to conceive without success