Hala means plough; this postures resembles a plough. From the final position of Sarvangasana, Halasana should be practiced directly. Means you should be in Sarvangasana position, then need to take further steps for Halasana.
Yoga is a physical, mental, spiritual , social and ascetic discipline or practice which includes breath control (PRANAYAM) , meditation (DHYAN) and adoption of specific bodily postures (ASANAS ) for healthy life and finally towards self-realization.
My experience inspired me to pore over the scientific studies I’d collected in India as well as the West to identify and explain how yoga can both prevent disease and help you recover from it. Here is what I found.