Muscle Twitching

Muscle twitching, otherwise called muscle fasciculation, is an involuntary contraction of muscles. The common causes of muscle twitching are dehydration, stress and anxiety, after physical activity, too much caffeine intake, cigarette smoking, nutritional deficiencies, and drug overdose. Muscle fasciculations are also seen in severe conditions like amyotrophic lateral sclerosis (ALS), damage to the nerves, muscular atrophy, etc.

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Is ALS or MS the cause of my symptoms?

Query: Hi doctor, I am a 37-year-old male. I am experiencing some symptoms. I am concerned about ALS and MS. Twelve months back. I started to have pain in my left thumb after applying some force with it. I started to have a similar issue with the right index finger too. My thumb issue persisted but the fi...  Read Full »


Dr. Upendra K Shah

Answer: Hi, Welcome to icliniq.com. Fasciculations are not seen in MS (multiple sclerosis). ALS (amyotrophic lateral sclerosis) occurs with fasciculations accompanied by weakness and loss of muscle mass. They do not subside spontaneously. Pain in fingers on applying pressure indicates tenderness. They are...  Read Full »

Do widespread muscle twitching indicates ALS?

Query: Hi doctor, I am a 20-year-old male. For the past seven months, I have had widespread muscle twitching. The most annoying ones occur in my eyelids. I am diagnosed with anxiety and OCD, and I took Lexapro for 90 days. A couple of days ago, I was instructed by my doctor to stop the Lexapro due to...  Read Full »


Dr. Upendra K Shah

Answer: Hi, Welcome to icliniq.com. I would like to know how it started and progressed in detail. How it was with the said medicine? Please answer a few more questions. Is there any weakness of hands or leg or anywhere? Is there any abnormal sensation or loss of sensation? Is there any loss of muscle ma...  Read Full »

Is EMG test reliable in detecting ALS?

Query: Hello doctor, I was smoking weed for almost six years daily. Last July, I stopped, and then I started to have panic attacks with heart palpitation. I went to a cardiologist and everything was fine. But since then I became so anxious and I was aware of everything going on in my body. After that, I s...  Read Full »


Dr. Upendra K Shah

Answer: Hi, Welcome to icliniq.com. I understand the problem you are facing, it is partly due to anxiety and partly due to nerve and muscle hyperactivity. Coming to your specific questions: Yes, fasciculations and weakness in ALS (amyotrophic lateral sclerosis) come together, actually, weakness comes f...  Read Full »

Is muscle twitching a predominant sign of motor neuron disease?

Query: Hello doctor, For about two weeks now, I have had a twitch in my left arm (triceps) that seems to be worse when I have my arm straight and down by the side of my body and less noticeable when I have my arm over my head and bent at the elbow. The twitch seems to be worse at times without any particu...  Read Full »


Dr. Upendra K Shah

Answer: Hi, Welcome to icliniq.com. This is acute onset localized twitches, started after strenuous activity. This seems to be physiological twitches that are occurring due to minor muscle or nerve injury. Just check for any weakness or loss of muscle mass in the region where you are developing twitches...  Read Full »

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