Question

Why hot water shower give relax and give energy please help

Answer 1

I think the water inside of you has low specific heat so the water inside cools your body and the water outside is colliding with the particles on your body (conduction). People put a water bottle full of warm water under their feet before they go to bed (conduction). Kinda

Heat makes things expand like blood vessels so your blood can flow easier.

We just did this at school, I try