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Doctor insights on: Muscle Paralysis That Comes And Goes

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Palsy (Definition)

...is a corruption of French "paralise" from Latinized Greek "paralysis." In the old days it meant any kind of persistent weakness. To this day Parkinson's disease is also called "paralysis agitans" which is a Latin translation of Dr. Parkinson's original name for it, the "shaking palsy." We've obviously reborrowed the full form "paralysis" into English as well; today ...Read more


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How will botulism cause muscle paralysis?

How will botulism cause muscle paralysis?

See answer below: Botulinum neurotoxins essentially prevent the release of acetylcholine (neurotransmitter) in the synaptic cleft, thus preventing the trigger of muscle contraction. The paralysis in the skeletal muscle lasts for about 3 months. It lasts up to 9-12 months if used in the detrusor muscle in the bladder. Strength eventually returns when new connections are created between the nerves and the muscles. ...Read more

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Is effect of numbing injections muscle paralysis?

Is effect of numbing injections muscle paralysis?

Yes. : Medications used in numbing injections temporarily interrupt the entire function of the nerve injected. If the nerved which was injected is a sensory and motor nerve (meaning that it goes to/serves a muscle), the injection would cause numbness and paralysis. Ortho patients who have had "blocks" to improve pain control post-op experience this effect commonly. ...Read more

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Why can a spinal cord injury be followed by muscle paralysis?

Why can  a spinal cord injury be followed by muscle paralysis?

See answer below: The short answer is that the brain sends commands down the cord to tell the muscles to move. If the cord is injured, the information cannot reach the muscles and the muscles, consequently do not move. ...Read more

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Why must a spinal cord injury be followed by muscle paralysis?

Why must a spinal cord injury be followed by muscle paralysis?

Anatomy: Muscles only work because nerves stimulate them and cause them to work. Muscles can not work independently other than an occasional firing. ...Read more

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Friend has muscle paralysis, numbness, coldness, slurred speech, dizziness after jogging? What is going on?

Friend has muscle paralysis, numbness, coldness, slurred speech, dizziness after jogging? What is going on?

Call 911 !: Paralysis, numbness, slurred speech, dizziness can all be signs of a stroke. Needs to be assessed and treated right away in nearest er. Can be fatal or cause permanent disability - rapid treatment decreases chances of bad outcome. If it turns out not to be a stroke, could still be heart problem, severe electrolyte disturbance, or various other dangerous causes. Get friend to er now! ...Read more

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What viruses cause paralysis of muscles?

Directly...: ...Mainly polio and rabies, but any virus can trigger an immune reaction leading to guillain-barre paralysis. ...Read more

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Sleeping paralysis and muscle jerking. Seems contradictory. How does that work?

Sleeping paralysis and muscle jerking. Seems contradictory. How does that work?

Normal sleep: Sudden jerks in sleep are normal parts of sleep related arousals. The sensation of awakening with being unable to move is called sleep paralysis, and is also not dangerous. These can be signs of rare disorders like narcolepsy, but much more often are due to sleep deprivation. Try for 6 to 8 hours of sleep nightly. ...Read more

Muscle (Definition)

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


Dr. William Singer
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Paralysis (Definition)

A paralyzed limb cannot be voluntarily moved, and the term reflects leg involvement, paraplegia, full body, quadriplegia, and less than full, tetraplegia. Causes can be many, including stroke, trauma, ...Read more