hello mrs ,
as you have described the thining of hair that shows up you have lost the density of your hair , surely you need to check up yur CBC and TSH
to rule out anemia
, after application of oil on scalp
it causes you itching its becoz of dandruff
which should be treated ,because that might too increases the hairfall aswell, will suggest you to start with homoeopathic medications as its safe ,effective and natural, which will stop the thining further as well we can expect growth and stop the dandruff , for furthe info please write down to (firstname.lastname@example.org).wish you good health always .