What contributes to having healthy hair?

Why do factors such as health, environment and the use of chemicals change the health of your hair?What contributes to having healthy hair?
-what you eat


- what you drink


-what products you use


-pollution


- use of hair straightners/dryer


-weather - wind/sunWhat contributes to having healthy hair?
it is just like skin if you have a bad diet you get bad hair and skin..


also if you wash to much it will wash all the goodness out..


so just wash your hair a few times not everyday..


also try cracking an egg on your head lol it really works i mix it with shampoo..


try a good conditioner as well and try use less heating products.

moto guzzi