Joe K. Hall

A staging system for coronary artery disease, based on levels of plaque in the blood vessels, may help people begin treatment earlier and prevent cardiac events.

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Stages of coronary artery disease: What to know Researchers are trialling a staging system for coronary artery disease, based on levels of plaque in the blood vessels. Read about its purpose and more.

Curled toenails are toenails that curve inward against the natural shape of your nail. They can cause symptoms such as pain, discomfort, and discoloration, among others.

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Is Your Curled Toenail a Sign of an Infection? Curled toenails occur when nails thicken and curve or twist inward. This can cause pain and other feelings of discomfort under the nail on your toe.

Lipids are fatty compounds that perform a range of essential functions in the body. Phospholipids, steroids, and triglycerides are examples of lipids.

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What are lipids? Lipids are fatty compounds that perform various functions throughout the body. Learn more here.

Eosinophilic esophagitis involves swelling of the esophagus. This inflammation may cause difficulty swallowing, stunted growth in children, and abdominal pain.

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What are the symptoms of eosinophilic esophagitis? What symptoms may suggest that a person has eosinophilic esophagitis? Read on to learn more about potential symptoms and how they differ from GERD symptoms.