Some possible causes are nothing to worry about, but some hand twitching may indicate an underlying condition. Discover the most common causes of hand twitching as well as treatment options. Explore the many reasons for hand twitching, from benign factors to underlying health concerns, and learn when to seek medical advice.

Understanding the Context

Parade on MSN: What left eye twitching means: Insights from spiritual psychologists Left and right eye twitching can be really annoying, especially if it lasts quite a long time. But as with ringing in your ears, many people believe there may be more to this physical phenomenon than ... Many issues can cause finger twitching. Read on to learn about the potential causes of twitching in the fingers and their treatments.

Key Insights

Muscle twitching is more common than you may think and it's usually not serious. Common causes range from too much caffeine and too much stress to strenuous exercise and a lack of sleep. Determine why your hand twitches. We explain the difference between benign muscle spasms, nutritional issues, medication side effects… Learn the difference between finger twitching and tremors, common causes, red flags, and when to see a doctor—plus simple tips to calm mild shaking.