With more and more doctors stressing exercise as a preventative means to heart attacks, joint ailments and mental disturbances, it has become very important to include an exercise program in the daily routine. Since everyone cannot pump iron at the local gym or dance to keep fit, meditation exercise such as Yoga and Tai Chi go a long way in promoting health and longevity.For those who wish to learn from the convenience of home, or may not be able to spare time for a regular visit to a fitness class, buying a Tai Chi DVD is a great option. It not...