When it comes to our health, knowledge is key, and depending on your goals, you can do plenty from the comfort of your own home to manage your weight loss, weight gain, or general body composition.

ABC News' Becky Worley writes about her experience with elective medical tests. Becky Worley is a consumer and technology correspondent for "Good Morning America." When my 41-year-old best friend was ...

With celebrities such as Kim Kardashian and Paris Hilton singing the praises of full-body MRI scans, a growing number of people are coughing up the cash for the preventive measure — but is the peace ...