The 51-year-old International Tennis Hall of Famer recently revealed she’s been quietly battling myasthenia gravis, a rare neuromuscular disease, for the past three years.

Facial expression: Weak facial muscles cause changes in facial expression, making it difficult for you to move your mouth. This can result in presenting an “expressionless” face.

Bell’s palsy causes sudden, temporary weakness or paralysis of the facial muscles on one side of your face. Symptoms include difficulty with facial expressions and drooping of the eyelid and mouth.

Yoga offers a natural solution to reduce double chin by strengthening neck and facial muscles. These seven poses, including ...

Twitching accompanied by vision changes, muscle weakness, facial drooping, or difficulty speaking could indicate serious neurological problems requiring urgent evaluation.

Myasthenia gravis is an autoimmune disease causing muscle weakness that fluctuates throughout the day, with symptoms ranging ...

Acute Muscle Weakness and Skin Rash Following a Lupus Diagnosis — Clinicians consider many differentials by Kate Kneisel, Contributing Writer, MedPage Today February 14, 2022 • 5 min read ...

When the muscle is overactive or weak, it can look like a person is frowning when their face is at rest. Some people choose Botox to change this appearance.