References

http://www.yogajournal.com/poses/481 - Yoga Journal, steps on how to do pose

http://yogafiles.blogspot.com/2012/11/supported-headstand-salamba-sirsasana.html - Supported Headstand (Salamba Sirsasana), Meaning and muscles used

http://www.yogacards.com/yoga-postures-2/headstand-Sirsasana.html - Yoga Positions- Sirsasana, How to and alignment

http://blog.rajgad.com/spiritual/yoga/2006-05/focus-on-asanas-salamba-sirsasana-supported-headstand.html - Photo

http://wondergressive.com/news/shirshasana-its-time-to-do-a-headstand/ - Photo

http://www.cnyhealingarts.com/2011/03/21/the-health-benefits-of-salamba-sirsasana-supported-headstand-pose/ - Therapeutical and Physical Benefits