1)Vitamin A rich foods are good for increasing the healthy sperm counts.Eat proper food high in protein, folic acid, Omega 3 fatty acids such as such as green vegetables and fruits,fish,shrimp,flax seeds,crab,walnuts..Also eat foods rich in C such as strawberries,tomatoes,citrus fruits..
2)Foods rich in antioxidants such as vitamin E and selenium also improve sperm's speed.
3)L-arginine which is found in nuts, sesame seeds, eggs, and meat enhance the sperm.
4)Quit smoking,alcohol and caffeine.
5)Drink plenty of water
6)Avoid fried greasy fast foods