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Insomnia
Insomnia is a common sleep disorder that makes it difficult to fall asleep, stay asleep, or return to sleep after waking...
Hangovers
A hangover is a collection of unpleasant symptoms that can appear after drinking too much alcohol. Besides making you fe...
Gender Dysphoria
Gender dysphoria is a feeling of distress that can happen when a person's gender identity differs from the sex assigned...
Fever
A fever is a temporary increase in body temperature. It usually happens when the immune system is responding to an infec...
Enlarged Heart
An enlarged heart, medically called cardiomegaly, isn’t actually a disease on its own. Instead, it’s a sign that somethi...
Dehydration
Dehydration occurs when the body uses or loses more fluid than it takes in. Then the body doesn't have enough water and...
Chest Pain
Chest pain is pain or discomfort in the area between the neck and belly. Chest pain may be sharp or dull. It might come...
Bird Flu
Bird flu, also called avian influenza, is caused by influenza type A virus infections in bird species.
Allergies
Allergies occur when the body’s immune system reacts to a substance that is normally harmless. These substances are call...