I have a problem related to Hair Fall

There are some reasons for fall of hair: 1. Due to the chemical present in the Shampoo may cause hairfall. 2. You doesn't apply oil regularly for your hair. 3. You may have some deficiency in your body which cause hairfall. 4. Sometimes mental stress or tension cause hairfall. 5. Dandruff which can be a reason if you not cared your hair for few weeks. Do the following to prevent hair fall: The solution is opposite to above, 1. Apply oil regularly for your hair. 2. Comb your hair regularly and prevent from dust in air. 3. Take some healthy food for hair growth and avoid some foods. 4. Try to be cool and smart to prevent stress. 5. Avoid using high-chemical shampoo's and use natural one's.