Too much caffeine can cause lip twitching, and cutting back on caffeinated foods and drinks can help. Certain medications, like steroids and antibiotics, can make your lip twitch. Low potassium can ...

Lip cancer is a type of head and neck cancer that develops on the skin of the lips when cells that make up the lip grow out of control and form tumors. It can occur anywhere on the lips, but it most ...

Lip cancer is a type of oral cancer that occurs on the lips, usually the lower lip. It typically begins on the lower lip, where abnormal cells start to grow out of control. These cells can form a sore ...