Levels naturally fluctuate, typically being lowest in the morning hours and peaking about six hours after meals
During aging, mtNOS switches to uncoupled mode, that involved loss of the ability to convert L-arginine into L-citrulline with the release of NO, instead, it catalyzes a transfer of electrons from NADPH to molecular oxygen with the formation of a superoxide anion radical (Roe and Ren, 2012
Diets high in saturated fats and processed foods can lead to increased inflammation and oxidative stress, while diets rich in antioxidants like vitamins C and E, zinc, selenium, and omega-3 fatty acids help protect sperm from oxidative damage
These are less effective than injections but still beneficial for certain conditions
Morning light within an hour of waking, even on cloudy days