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Essential tremor is a condition that causes involuntary shaking. While it usually develops in middle age, it can start much earlier. Shari Finsilver was aware of her hands shaking as a child. When I was about 11 years old, I noticed in art class that I was never able to draw a straight line, she says.
Researchers arenât entirely sure what causes the interruption nor how to stop it. Theyâre also unclear about whether itâs a degenerative process. People with essential tremor experience frequent shaking. The shaking canât be controlled and most often occurs in the hands, arms, head, and vocal cords. Keep reading: Essential tremor Â» By comparison, people with Parkinsonâs disease typically experience a hand tremor when their muscles are at rest and see a reduction in the tremor when their muscles are in use.