It could be telogen effluvium. Recent illness , stress, anemia, tyroid abnormalities to be look into. Get these evaluated .need oral medication like cap Follihair and topical peptides

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.

If u suffered with covid in last three four moths then u might face this problem This is the most common cause nowadays Start taking multivitamin too and wait for some time