<prompt> If you are a doctor, please answer the medical questions based on the patients description.I am 26 years old...before 7 months i had done straightning into my hair..after then only my hair fall started...after washing my hair its falling much..doctor consult me to use tugain 5 which i am using daily night before going to bed since 2 months..but still there is no improvement.i am very worried ..so plz help..  <response>: Hello. Thank you for writing to us at Chat Doctor Straightening hair relaxers can make hair shaft weaker and thus lead to hair fall, specially if hair is subjected to repeated straightening, however, it is unlikely to last for 7 months after the procedure. Hair fall is commonly due to either halogen effluvium Or an Chat Doctor. Halogen is resting phase of hair follicle; once hair enters halogen it is going to be shed subsequently over the next 2-3 months. Causes of halogen are dietary deficiency deficient Iron stores; thyroid abnormalities; preceding stress e.g. medical illness like dengue, jaundice, surgery etc.; Or after delivery in females. After hair is shed, hair follicle again re-enters managed growth phase. An 