A warm bath is not only safe, but very soothing for the pregnant mom-to-be. In fact, many doctors will recommend the use of a warm bath not only to soothe tired and aching muscles, but also to alleviate the pain associated with sciatica, the swelling associated with edema and for women suffering from hemorrhoids.
Adding magnesium to the bath (bicarbonate included) will benefit both mother and fetus in very important ways. Pregnancy cannot be normal unless magnesium levels are adequate. The concentration of magnesium in the placental and fetal tissues increases during pregnancy. The requirements for this element in a pregnant woman’s organism generally exceed its supply; hence, pregnancy should be considered a condition of ‘physiological hypomagnesemia’
Read the full article on Magnesium Baths for Safer Pregnancy and Birth