Diet

Vitamin D and Cancer: What the Evidence Actually Shows

Vitamin D regulates cell growth, immune function, and inflammation, all processes directly relevant to cancer. Here is what the research shows about deficiency, supplementation, and cancer risk.

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Emerging Science
Person rubbing their hands as though experiencing joint pain

The causes (and dangers) of chronic inflammation

Inflammation is a normal response to infection or injury in the body, and is in fact a sign of the body working hard to heal itself.

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Prevention
Assorted pills and supplement capsules scattered on a surface

Beta carotene: a supplement you may want to avoid

Beta carotene is a precursor to Vitamin A found in many fruits and vegetables.

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Prevention
Glass and pitcher of water on a wooden table

Hydration & Cancer Risk: What to Know

Staying hydrated has well-known health benefits, and can help protect against several forms of cancer. Easy tips can help you ensure you’re drinking enough water.

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Prevention
Close-up of a bowl filled with frozen blueberries

Fruit Daily: Lower Your Cancer Risk

Fruit’s abundant antioxidants and nutrients can protect against cancer and help regulate hormones. Find out which fruits offer the most benefits.

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Prevention
Fresh raw salmon fillet on a cutting board

The widespread health benefits of oily fish

Salmon, mackerel, and sardines are rich in omega-3s linked to lower cancer risk. Here's why oily fish belong in your diet.

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Prevention
Overhead view of three glasses of iced tea with dried citrus and fresh tea leaves

The wide-ranging health benefits of tea

The antioxidants in tea can cut your risk for several types of cancer and help prevent a host of other health issues. Learn more about the wide-ranging benefits of regular tea drinking.

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Prevention
Bratwurst sausages sizzling on a charcoal grill

How to reduce your processed meat intake

Eating processed meats like sausage, bacon, hot dogs, and deli meats raise your cancer risk, and the more you eat, the higher that risk goes. These tips can help you cut back or eliminate this health danger from your diet.

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Risk Factors
Assorted raw steak cuts arranged on a wooden cutting board

Is red meat safe?

Studies linking red meat consumption to various health issues may be individually imperfect, but the preponderance of evidence suggests red meat consumption comes with some health risks.

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Diet
Neatly stacked white sugar cubes

What we’re learning about the most popular sugar substitutes

Are sugar substitutes actually safer? Here's what the science says about stevia, aspartame, and other alternatives.

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