For the past 25 years, she has attended Iyengar Yoga classes twice a week. In the biggest clinical trial investigating the effects of yoga on falls, researchers found that while yoga improved self-confidence and mobility, older people who practised yoga experienced a significantly higher incidence of falls. An unexpected resultThe study recruited 700 people over the age of 60 and invited them to participate in two yoga classes each week for a year. Half of the cohort did Iyengar yoga, while the other half did seated breathing and stretching. She pointed out that some of the participants in the study enjoyed yoga so much they continued after the program ended.