Your first chakra is located at the very base of your spine, and is known as the root or base chakra. This is your grounding chakra - the chakra that connects you to the Earth below your feet. It is connected to the secondary chakras in your feet, and is associated with the adrenal glands. Basic survival and sexual energy is handled in the first chakra, and it can give you sudden bursts of strength and energy when you need it.
