Hi, Welcome To HCM & Thanks For Asking Your Query Here hair loss can be related to many medical conditions depending upon your age and sex as reasons differs in male and female common causes of hair loss includes nutritional deficiencies (including vitamins , proteins , and minerals deficiencies) , too much stress and tension , Hormonal imbalance specially in female , Polycystic ovaries (in female ) ,certain medications (such as Antidepressants, blood thinners etc) , anemia , poor hygiene some times hair loss and excessive dry skin on scalp can be related to certain skin disorders like Seborrhoeic dermatitis (dandruff) . psoriasis or eczema in males most common cause of hair loss is male pattern baldness (androgenic alopecia) as u can see there are so many reasons which can be related to ur hair loss it will be a wise approach to reach a dermatologist to get it evaluated further to rule out the exact reason behind your hair loss I hope it help Thanks & Get well Soon