The Video lecture from Nutrition (F.Sc. First Year Biology) covers different disorders related to human digestive system, their causes, symptoms and preventive measures. These disorders include Anorexia Nervosa, Bulimia Nervosa, Piles and Ulcer. Find more e-learning material and educational video lectures in Urdu at maktab.pk. These videos are free to use for promotional and commercial purpose by keeping the credits to Maktab