I am suffering from hairfall . Generally my hair fall when I wash my hair with shampoo and when I stop washing my hair it start itching on my scalp nlWhen my scalp start itching and when I rub that place then 2 -3 hair fall on that place is it due to pollution effect or something else .plz help me advise me a bst shampoo that make my hair dense as it before and stop hairfall am suffering from hair loss ,my hair become less dense and become transparent on some places .my 10-20 hair generally fall when I use shampoo .when I not clean my hair even a day then my scalp start itching and when I rub that place then 2 -3 hair fall on that place is it due to pollution effect or something else .plz help me advice me a bst shampoo that make my hair dense as it before and stop hairloss am suffering from hairfall . Generally my hair fall when I wash my hair with shampoo and when I stop washing my hair it start itching on my scalp nlWhen my scalp start itching and when I rub that place then 2 -3 hair fall on that place is it due to pollution effect or something else .plz help me advise me a bst shampoo that make my hair dense as it before and stop hairfall am suffering from hair loss ,my hair become less dense an.