You are suffering from hormonal changes causing Androgenetic alopecia causing hair fall. It's completely stoppable even regrowth of hair is possible with certain medications without any side effects. Treatment depends on the grade of hair loss. So, it's a must for diagnosing which grade, you are in for an effective treatment. Please  send photos of your head, by direct online consultation for accurate diagnosis and proper treatment.

Hello mam You might be having some vitamin deficiencies due to which u might have scalp pain and hairfall Get your serum Vitamin D3 levels, Serum Vitamin B12 levels and Serum ferritin levels from a nearby diagnostic center and then you can consult with me for further evaluation