Shaking hands (hand tremors): 14 causes and treatments
Why I let my daughter wear booty shorts
Young adults and those in middle age are to develop dystonic tremors, which can occur in any muscle.
Action tremors: The majority of tremors are action tremors.
The video is a rump-shaking masterclass.
Next up for these lovely ladies? Sometimes tremors develop on their own, and other times they signal an underlying health issue.