Howcast - Learn how to overcome obesity with lifestyle change in this Howcast video.

Howcast - Learn about the health benefits of weight loss surgery in this Howcast video about bariatric surgery to treat obesity.

Howcast - Learn what a pre-bariatric surgery nutrition assessment involves in this Howcast video about weight loss surgery to treat obesity.

Howcast - Learn the answers to the most frequently asked questions about weight loss surgery in this Howcast video about bariatric surgery.

Howcast - Learn about the various ways to treat obesity in this Howcast video.

Howcast - Learn how your body stores fat in this Howcast video.

Howcast - Learn how to calculate your body mass index (BMI) -- your body fat measurement based on height and weight -- in this Howcast video.

Howcast - Learn about body mass index (BMI) -- your body fat measurement based on height and weight -- in this Howcast video.

Howcast - Learn what morbid obesity is in this Howcast video.

Howcast - Learn the difference between being overweight and being obese in this Howcast video.

Howcast - Learn what obesity is in this Howcast video.

Howcast - Learn the top three cha-cha dance tips in this Howcast dance video.

Howcast - Learn how to dance a cucaracha break in this Howcast video about how to dance the cha-cha.

Howcast - Learn why being obese increases your risk of developing diabetes in this Howcast video.

Howcast - Runners have special nutritional needs; fulfill them for maximum performance.

Howcast - Learn how to do handstand push-ups in this gymnastics training video from Howcast.

Howcast - Get that long, lean, toned look with these tips.

Howcast - Learn how to keep big fish tanks in the house from aquarium expert Joseph Caparatta in this Howcast video.

Howcast - Learn how hypothyroidism can affect fertility in this Howcast video about infertility.

Howcast - Learn how to dip in zouk dance with this Latin dance video from Howcast.

Howcast - Learn how to walk on a runway from model scout Trudi Tapscott in this Howcast video.

Howcast - Learn how to catch the attention of a New York City modeling agent from model scout Trudi Tapscott in this Howcast video.

Howcast - Learn how to live with congestive heart failure from Dr. Dennis Finkielstein in this Howcast video.

Howcast - Learn how to buy a hula hoop from hula hooping expert Natalie "McFancy" Wise in this Howcast video.