My body is literally swaying lightly when I lay down?

I’m 21 years old and so scared, could it be an early parkinsons? I dont knkw how to explain its swaying lightly, i have severe anxiety could it cause it? And feel my body pulsating like i feel the pulsating on my back, legs, Stomach… plase if anyone knows the reason or experienced help

My body is literally swaying lightly when I lay down?
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