Doctor insights on:
What Is Involuntary Muscle Contraction
Stress and dryness: You're referring to a 'blepharospasm', which is a flickering of the eyelid that usually resolves spontaneously after a few months. It's almost always caused by stress (including not sleeping well) and dryness. Try using artificial tears 4 times a day. If it doesn't go away after a few months, get checked. ...Read more
It is a body tissue that has the ability to contract. It shortens and generates force. It relaxes and returns to its original length. Muscles move joints, stabilize the body, move air and food through the organs, act as valves for bladder, bowel and other organs. They control movement of the eyes. They help us express ourselves by changing the shape of our ...Read more
Here are some ...: Semen color may change from time to time over life, usually reflecting the frequency of ejaculation; that is entirely expected and carries no meaningful concern to health as long as being asymptomatic and of no concern in fertility. So, what you experienced is what men are supposed to have. More? Ask doc for details timely. ...Read more
In dystonia are the muscles subjected to the involuntary contraction ever damaged from the involuntary contraction?
Bulk up: In all the dystonias i've seen, i can't think of one where the abnormal contraction itself caused muscle injury. Usually, the muscle bulks up due to repeated "exercise" from the dystonia. Over time there can be damage to adjacent joints. For example, torticollis can damage the neck joints over the years due to extra wear and tear. Dystoniascan cause the muscle to hurt, but not damage. ...Read more
EccentricConcentric: When you lower your body to the floor, this is considered an eccentric exercise, where you're applying the load and lengthening the musculotendonous unit as you go down further. When you push away from the floor, this is considered a concentric exercise, as you shorten the musculotendonous unit as the load is applied. ...Read more
Various Reasons: This could be due to an electrolyte imbalance like low calcium or potassium. It could also be due to stress or anxiety. Could also be from caffeine, medication, exercise or lack of exercise. If its bothersome or persistent, a doctor can help evaluate from history and labwork exactly why this is happening in your muscles. ...Read more
I have involuntary muscle contractions on my right fore head, They are not not painful but it happens on a 24 years old scar. What could be wrong?
The motor: centers in your brainGet a more detailed answer ›
Usually normal: Spontaneous twitching of muscles is common in normal individuals. The twitching can involve the eyelids, facial muscles, chet wall or muscles of the limbs. There are some neurological conditions that can also present as twitching muscles. However in that case there are other symptoms too. So if your symptoms are significant then you should see a physician, preferably a neurologist. ...Read more
What could be the cause of a repeating pain, almost similar to a muscle contraction, on the left side of my chest?
Voluntary/involuntar: Muscle contraction is voluntary, like when you are picking something up off the table. Muscle spasms are involuntary, and often painful, as they happen wuickly and forcefully for no apparent reason, there are many causes of muscle spasms, if they happen to you often seek medical attention to determine the cause. ...Read more
Sorry: Your question is not understandable. Please repost with the help of someone whose native language is English. ...Read more
Diaphragm: If you have started into an aerobic program and notice this pain it could be spasms of the diaphragm. This is a large muscle in thelower torso which can become overworked if just starting on a new aerobic program. If it does not get better over a short time period seek medical help to find out what is going on. ...Read more
? Eyelid infection : Involuntary twitches, or myokymia, often result from muscle irritation due to adjacent infection. The eyelids are susceptible to these due to the close proximity of oil glands and muscle elements. Lid hygiene, including warm compresses and topical antibiotic steroid drops or ointment will often relieve this, although it can recur if maintenance treatment is not done. ...Read more
Why don't i feel muscle contraction in my triceps and biceps when i bench press and only in chest?
Sounds like it: I'd have to see your form for sure, but it sure sounds like you're using improper form. You may not feel your chest a lot at lockout, but you should feel it when the bar is close to your chest. ...Read more
This usually has to do with the onset of labor. It is a muscular tightening of the uterus. Contractions are timed from beginning to end of hardening of the uterus (duration) and from beginning of one contraction until the beginning of the next (frequency). A third descriptor is intensity or how hard ...Read more
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