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Premenstrual Dysphoric Disorder (PMDD) What is premenstrual dysphoric disorder (PMDD)? Premenstrual dysphoric disorder (PMDD) is a much more severe form of premenstrual syndrome (PMS). It may affect people of childbearing age. It’s a severe and chronic health condition that needs

Asthma in Children What is asthma in children? Asthma is a long-term (chronic) lung disease that causes your child's airways to become sensitive to certain things (triggers). Several things happen to the airways when a child is exposed to triggers: The lining around the airways

Hypoparathyroidism in Children What is hypoparathyroidism in children? Hypoparathyroidism is when the parathyroid glands don’t make enough parathyroid hormone. The parathyroid glands are four tiny glands on the back of the thyroid gland. The hormone they make helps manage levels

Diaper Dermatitis in Children What is diaper dermatitis in children? Diaper dermatitis is inflammation of the skin in the diaper area. It’s a very common condition in babies and toddlers. What causes diaper dermatitis in a child? In most cases, diaper dermatitis is a type of

Mastitis What is mastitis? Mastitis is an inflammation of the breast tissue. Infections may or may not occur with mastitis. It often affects people who are breastfeeding. What causes mastitis? Mastitis may occur because of sore or cracked nipples, latch problems, plugged ducts

Diarrhea in Children What is diarrhea in children? Diarrhea is when bowel movements (stools) are loose and watery. Your child may also need to go to the bathroom more often. Diarrhea is a common problem. It may last several days and go away on its own. If diarrhea lasts more than

Langerhans Cell Histiocytosis in Children What is Langerhans cell histiocytosis in children? Langerhans cell histiocytosis is a rare disorder. It occurs when there are very high levels of a type of immune cell called a Langerhans cell. In the past, this disorder was thought to be

Granulomatosis with Polyangiitis (GPA) What is granulomatosis with polyangiitis? Granulomatosis with polyangiitis (GPA) is an autoimmune disorder. An autoimmune disorder occurs when the body's immune system attacks and destroys healthy tissue. GPA causes inflammation, swelling

Postpartum Thyroiditis What is postpartum thyroiditis? Postpartum thyroiditis happens when a person's thyroid gland becomes inflamed within one year of delivering a baby or having a miscarriage or abortion. This condition affects a small percentage of people. The thyroid is a

Premenstrual Syndrome (PMS) What is premenstrual syndrome (PMS)? Premenstrual syndrome or PMS is a group of physical and emotional symptoms many people may have in the days before their period starts. Symptoms usually stop when the period starts or shortly after. It’s thought to