What is shellfish allergy Shellfish is one of the more common food allergies. Shellfish allergy usually is lifelong. About 60 percent of people with shellfish

What is hyponatremia Hyponatremia is defined as low levels of sodium in the serum, that is less than 135mmol/L or 135 mEq/L (normal range is between

What is folliculitis Folliculitis refers to an infection or inflammation of the hair follicles, the tiny pouches under the skin that hold the hair due

What is pericarditis Pericarditis is inflammation of the pericardium, the thin protective sac that surrounds your heart. The pericardium has an inner and outer layer and

What is nightmare disorder A nightmare is a disturbing dream associated with negative feelings, such as anxiety or fear that awakens you. Nightmares are common

What is toxic shock syndrome Toxic shock syndrome is a rare complication of infection from bacteria. Toxic shock syndrome is a medical emergency. Toxic shock

What are the yips The yips is a multi-aetiological phenomenon that is characterized by an involuntary movement during the execution of a fine motor skill

What is Rett syndrome Rett syndrome is a rare genetic disease that causes neurological (brain) and developmental disorder that occurs almost exclusively in girls. Although very rare,

What is leukoplakia Leukoplakia is a thickened white patch on the tongue, in the mouth, or on the inside of the cheek that can't be scraped off.

What is MRSA infection MRSA is methicillin-resistant Staphylococcus aureus, a type of staph bacteria that is resistant to many antibiotics. You might have heard it