5 Must-Do Asanas.Yoga is the easiest and best way to give your body a detox. It helps keep the mind sharp and the body agile. It is also a great way of beating stress and keeping the extra pounds away. A good yoga practitioner should be aware of how each pose affects his or her body, and how it must be done. Here we discuss the five most popular asanas which are designed to keep the body youthful and agile.