What is the best way to prevent hair loss?

I'm gradually thinning. I'm only at the premature state, I take propecia. Anything else I should do (tonics, foods, stand upside down for an hour each day...)?What is the best way to prevent hair loss?
One easy thing, only comb your hair from roots to ends. Anything else tangles and then pulls out hair in the detangling process. Follow this pattern also when you wash and condition your hair. Also, keep your hair cut short as weight will also increase fallout. Finally, Mane and Tail shampoo seem to help, and some judicious use of hair gel will make the hair you have seem thicker. Finally, don't sweat it. Many ladies find guys attractive with little or no hair.What is the best way to prevent hair loss?
DO NOT STRESS. WAS WITH ROGAIN(HAIR GROWING FORMULA)