The subtly textured surface prevents hands and feet from slipping out of position so you can hold poses no matter how vigorous your practice gets. (healthy4lifeonline.com)
Timothy McCall, author of «Yoga as Medicine,» says that although vigorous yoga practices like sun salutations and some breathing exercises stimulate the sympathetic nervous system, research has demonstrated that such vigorous practices followed by relaxation leads to deeper relaxation than practicing relaxation alone. (consumerhealthdigest.com)
Often performed to music, hot yoga comes in two main guises — Slow Hot Flow (think floating traditional Hatha postures) and Power Flow (a vigorous practice with jumping transitions following Ashtanga lineage). (womenshealthandfitness.com.au)