Question

Why people feel drowsy after taking a bath?

Answer 1

The cooler we are, the slower our body wants to do essential things like breathe and pump blood. ... Bottom Line: A warm shower helps initiate thatsleepy, tired feeling prior to bed time because the resulting drop in body temperature slows down metabolic functions like heart rate, breathing, and digestion.

Answer 2

A warm shower helps initiate that sleepy, tried feeling prior to bed time because the resulting drop in our body temperature slows down metabolic functions like heart rate, breathing, digestion etc
So that's why we feel drowsy after taking a bath