Temperature is higher in the morning and evening, and it is lowest during nighttime sleep, which is part of the science of why warm baths before bed help people fall asleep faster, reports The Conversation.
When we take a warm bath or shower, the body brings large amount of blood flow to the surface, especially hands and feet. This blood flow brings the heat from the core to the surface and rejects the heat to the environment and causes a drop in body temperature.
