Hair loss or alopecia is defined as loss of hair from the body. hair loss is a symptom of an unbalanced human organism.The problem of hair loss seems to be very common these days. Some of the most common causes of hair loss are stress, nutritional deficiencies, dandruff, excessive oiliness of the scalp, illness, thyroid imbalance, as well as hair damage caused by procedures like hair colouring/dyeing, bleaching, straightening, perming, etc