You can soak your feet in all seasons. Soaking your feet can eliminate body cold reduce stress regulate qi & blood & improve sleep. Foot has been said that the human body has the second heart since ancient times. The foot is the farthest away from the human body's heart & the burden is the most important & the blood circulation in the soles of the feet is not good especially Babies with cold hands & feet soaking their feet is an excellent way to promote blood circulation!