If you get sick all the time, you may be able to blame your immune system. Yoga can help stimulate the four main physiological systems that are linked to the immune system: the circulatory, digestive, nervous, and endocrine systems, says Surya Kolpakov, a certified yoga therapist. Poses that affect at least one of these four systems help bolster immune function, says Kolpakov, who teaches workshops on yoga for immunity. “"For example, I’'ve found that bow pose is one of the best ways to stimulate digestion and improve immunity,”" he says.

To help stave off colds and other bothersome bugs, he recommends these immunity-boosting poses...