A study of body weight and reproductive health found that compared to normal weight men, the overweight and obese had 10% and 20% lower sperm counts, respectively. Researchers also noted that sperm motility and vitality decreased with increasing weight. Men with zero sperm count increased nearly fourfold from 1% in normal weight to 3.8% obese men.
PositiveTip: Determine to lose weight now. Eat less processed foods and walk every chance you get.