Attention, chocolate lovers: You may not be able to help yourselves. Swiss and British scientists have linked the widespread love of chocolate to a chemical "signature" that may be programmed into our metabolic systems.
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Chapped Lips
- Overview, Causes, & Risk Factors
- Symptoms & Signs
- Prevention & Expectations
- Treatment & Monitoring
- Attribution
- View All
Overview, Causes, & Risk Factors
Chapped lips are a result of very dry skin on the lips. Dry skin occurs when the moisture, or water, content of the skin is decreased for any reason.
What is going on in the body?
The surface of the skin holds a certain amount of water. When the water content decreases, the skin becomes dry, itchy, and uncomfortable. Some people have extremely sensitive skin that is easily irritated. Since a person's lips are often exposed to elements such as cold and moisture, the lips may become irritated before other parts of the body do.
What are the causes and risks of the condition?
Some individuals have a genetic predisposition to dry skin. As people age, their skin tends to become drier. Dry air, resulting from winter's low humidity and the use of indoor heat, can cause skin to dry out. Long, hot baths and showers can also make skin dry.
Following are factors that increase a person's risk of chapped lips: