most interesting benefit — and one that actually has scientific research behind it.
Your core body temperature naturally begins to decrease as bedtime approaches. A warm shower or bath can temporarily warm the skin and increase blood flow toward the hands and feet. Afterward, the body can release heat more efficiently.
That cooling process may help support the body’s natural transition toward sleep.
A systematic review and meta-analysis found that taking a warm shower or bath at around 40–42.5°C (104–108.5°F), approximately 1–2 hours before bedtime, was
