Calcium is needed for bones, iron for blood, and protein for muscles. Glands produce hormones to boost the immune system; and lungs transport fresh air to various parts of the body. While the small intestine carries nutrients in liquid form, the large intestine absorbs water and minerals.
Glands and organs need nourishment too. Besides transporting oxygen, blood carries various nutrients to different parts of the body. Circulation is therefore of utmost importance, and we all know that conscious movement enhances circulation of blood. And here is where yoga can help.