Healthy diets
Learning Center
Can vitamin D protect against coronavirus disease 2019 (COVID-19)?
Find out what the research says about vitamin D and coronavirus disease 2019 (COVID-19).
Candida cleanse diet: What does it treat?
Candida cleanse diets that replace processed food with fresh foods improve health but don't necessarily stop yeast overgrowth.
Canola oil: Does it contain toxins?
Health concerns about canola oil abound on the internet but are unfounded.
Carbohydrate-loading diet
Read about the potential benefits of eating extra carbohydrates before endurance exercise. Diet details and a sample meal plan are included.
Cataract surgery
Cataract surgery — Overview covers risks, complications, results of this eye surgery.
Cataract surgery: When is the laser method a good idea?
Laser-assisted cataract surgery is an advanced approach used to help people with astigmatism.
Cataracts
Are things starting to look fuzzy or blurry? Find out about symptoms, diagnosis and treatment for this common eye condition.
Cholesterol-lowering supplements may be helpful
Diet and exercise are proven ways to reduce cholesterol. Cholesterol-lowering supplements might help, too.
Clear liquid diet
Need to be on a clear liquid diet? Learn which foods to eat and which foods to avoid.
Coconut oil: Can it cure hypothyroidism?
This oil has been touted by some as a cure for hypothyroidism. Truth or hype?
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