Nutrition

Millions take fish oil for brain health: A two-year trial found zero benefit

The omega-3s actually did reach the brain, which rules out the usual defense, and yet the researchers found nothing where they expected a change.

7 warning signs your vitamin D may be dropping as the days get shorter

The body makes most of its supply from the sun, and once October ends the pipeline largely shuts down across much of the country.

Taking melatonin every night for a year: a large study flags a serious heart signal

The bedtime supplement millions reach for is looking less harmless when the habit stretches past twelve months.

7 common supplements to avoid if you take warfarin or a blood thinner

Some are in nearly every kitchen cabinet, and your doctor may have no idea you take them.

7 everyday foods that may gradually raise your risk of type 2 diabetes

They are not the chips and candy you would expect, and most of them are probably sitting in your kitchen right now.

Millions take fish oil for brain health: A two-year trial found zero benefit

The omega-3s actually did reach the brain, which rules out the usual defense, and yet the researchers found nothing where they expected a change.

7 warning signs your vitamin D may be dropping as the days get shorter

The body makes most of its supply from the sun, and once October ends the pipeline largely shuts down across much of the country.

Taking melatonin every night for a year: a large study flags a serious heart signal

The bedtime supplement millions reach for is looking less harmless when the habit stretches past twelve months.

7 common supplements to avoid if you take warfarin or a blood thinner

Some are in nearly every kitchen cabinet, and your doctor may have no idea you take them.

Food safety experts warn about a common watermelon mistake

Food safety experts say one simple step can make watermelon much safer to eat.

Why some farts smell so much worse than others

Less than one percent of your intestinal gas carries the smell, and researchers have identified the culprits.

How banana ripeness affects blood sugar levels

Many people consider bananas a healthy snack, but for some, it may be important to pay attention to how they fit into their diet.

What eating lentils every day can do to your cholesterol and blood sugar

A 12-week randomized trial suggests daily lentils quietly move two of the numbers doctors watch.

7 everyday foods that may lower a key blood marker linked to heart disease

Warwick researchers pooled seven trials and found C-reactive protein fell by an average of 1.13 mg/L.

What a daily handful of walnuts may do to your blood pressure, gut and heart

One of the largest walnut trials ever run followed 708 healthy seniors for two years.