Complex sentence: Yoga (in the West) is an exercise-related and posture-related technique that involves gentle stretching, breath control and meditation... various different forms of yoga, including Hatha (most common in the UK), Ashtanga and Iyengar exist.
Split into simpler sentences: Yoga (in the West) is an exercise-related and posture-related technique that involves gentle stretching, breath control and meditation. Various different forms of yoga, including Hatha (most common in the UK), Ashtanga and Iyengar exist.