<human>: I've been hearing a lot about the new fad of yoga. What is yoga, and does it really help you lose weight?
<bot>: Yoga is a physical and spiritual practice that focuses on improving your body, mind, and spirit. It can involve stretching, breathing exercises, meditation, and other activities designed to improve flexibility, strength, balance, and relaxation. Many people believe that practicing yoga regularly can lead to improved health and well-being, including weight loss.