Some nice yoga myth busting from Kim Lien-Kendall:
“As a former scientist, I found that one of the hardest transitions into the yoga and fitness world was dealing with information based in pseudoscience. Although instructors may have good intentions, some of the things often heard in a typical class are not only misleading, but also potentially dangerous misinformation as well! Here are the seven most common myths that I hear from my students and the truth behind them.”
See also The Tyranny of Yoga and Meditation! Do you really need to try them? How much do they matter for recovery from conditions like low back pain?