a healthy and normal growth. Asthma Allergies Recurrent Tonsillitis Eczema Allergic dermatitis Vitiligo Constipation Diarrhoea Vomiting Bedwetting Infertility ADHD Autism(ASD) ASTHMA   Asthma is a chronic condition involving the respiratory system in which the airway occasionally constricts and becomes inflamed , with excessive amounts of mucus collecting in the air passages.