Freckles are often caused by variations in a particular gene that affects melanin. They are common and usually harmless. If you have concerns about any marks on your skin, consult a dermatologist for ...

Freckles are small, marks on the skin. Genetics and sun exposure are the primary causes of freckles. They can appear similar to some types of skin cancer. A person should seek medical advice about any ...

Melanotic macules, or freckles, as we more commonly know them, are little brown spots on the skin. They can develop anywhere on the body, including on your lips, inside your lips, and on your gums.