Diet plans
Learning Center
Ankylosing spondylitis
Learn about this inflammatory disease that can cause some of the vertebrae in the spine to fuse over time.
Coffee calories: Sabotaging your weight loss?
Plain coffee has only a few calories. But the calories jump up when adding extras.
Different types of COVID-19 vaccines: How they work
Find out how different COVID-19 vaccines cause your body to create antibodies that will fight the COVID-19 virus.
HCG diet: Is it safe and effective?
Learn about the risks of this dangerous diet.
Low-carb diet: Can it help you lose weight?
Find out about low-carb diets, from what's off-limits to potential health benefits.
Multiple sclerosis
This nervous system disorder causes a range of symptoms — and while there's no cure, it's possible to have long periods of remission.
South Beach Diet
Weighing your weight-loss options? The South Beach Diet emphasizes lower carbs, more proteins and healthy fats to lose pounds.
Weight loss: Choosing a diet that's right for you
Weight loss is your goal, but which diet will help you get there? Get the skinny on evaluating diet plans.