Cold sores are caused by the herpes simplex virus, usually herpes simplex virus type 1 (HSV-1). There is little to no evidence that specific foods trigger outbreaks. Common cold sore triggers include ...

Once you’ve had one gout flare, you really don’t want another. Gout is a common type of arthritis that's very painful. It often affects the big toe but can also attack the knees, ankles, elbows, and ...

Atrial fibrillation (AFib) is the most common problem with your heartbeat's rate or rhythm. Your heart has four chambers – two upper chambers called atria and two lower called ventricles. Inside the ...

Colleen Murphy is a senior editor at Health. She has extensive experience with interviewing healthcare providers, deciphering medical research, and writing and editing health articles in an ...

Headaches fall into two groups: primary headaches (the headache is the condition) and secondary headaches (a symptom of another problem), with episodic and chronic patterns. Common headache types have ...

Some people may find that seizures occur in a pattern or are more likely to occur in certain situations. Sometimes is just by chance, but other times it’s not. Keeping track of any factors that may ...

Trigger points are small, tender muscles knots that can cause pain and limit motion. Trigger points can be treated with massage, dry needling, or medication. These knots are caused by muscle stressors ...

Resting the finger helps reduce pain and swelling from trigger finger. Wearing a splint can keep the finger straight and lessen stiffness. Doing finger exercises can improve flexibility and ease ...