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Current causes muscles to contract and that is dangerous especially if the heart muscle is affected.
Meat
Oxytocin.
Medicinal cannabis causes the muscular system in the human body to contract or relax. Try it :)
it is a problem in the nervous system
beta blockers
The intercostal muscles, (muscles between the ribs), contract.
auto-rhythmic cardiac muscle
This process is called contraction. Muscles shorten or contract to produce movement.
Muscles contract and relax to move a joint. ... Muscles contract at a constant rate. Muscles contract and relax to move a joint.
Oxitosin is the hormone. It is secreted by pituitary.
Shivering causes you too involuntary contract and relax your muscles to increase heat production.