Yoga injury rates doubled in 13 years but teachers get zero anatomy training hours

Yoga-related injuries presenting to US emergency departments roughly doubled from 9.55 per 100,000 participants in 2001 to 17.01 per 100,000 in 2014, with an estimated 29,590 ER visits during that period. The injury rate is highest for practitioners over 65 (57.9 per 100,000) -- precisely the demographic that yoga is most aggressively marketed to for joint health and flexibility. Yet Yoga Alliance's 200-hour teacher training standard requires zero mandatory hours specifically in functional anatomy, injury prevention, or contraindications for common conditions like osteoporosis, herniated discs, or hypertension. Schools can allocate anatomy content at their discretion, and many compress it into a weekend module. Inversions (headstands, shoulderstands) and deep spinal twists -- the poses most associated with serious injuries including cervical artery dissection and stroke -- are taught without standardized safety progressions. This persists because Yoga Alliance's standards are intentionally vague to accommodate diverse yoga traditions, there is no malpractice framework for yoga injuries (unlike physical therapy or massage), and studios market advanced poses as aspirational achievements rather than high-risk maneuvers requiring individualized assessment.