Tagged: cancer

Strength exercise as vital as aerobic

The largest study to compare the mortality outcomes of different types of exercise found people who did strength-based exercise had a 23 percent reduction in risk of premature death by any means, and a...

Researchers uncover drain pipes in our brains

By scanning the brains of healthy volunteers, researchers at the National Institutes of Health saw the first, long-sought evidence that our brains may drain some waste out through lymphatic vessels, the body’s sewer system....

Sunscreen: myths vs facts

We all know that sunscreen is important. It’s in our moisturizer and makeup. We slap it on our body every summer. But are you really protecting your skin? Here are some surprising myths and...

The sweet spot for fruits and vegetables

When it comes to fruits and vegetables, 10 servings a day is the best target to aim for, according to a large meta-analysis and sys­tematic review published in February 2017 in the International Journal of Epidemiology—though less...

Do spicy foods cause ulcers?

Years ago it was accepted as fact that spicy foods were the culprits behind many peptic ulcers. Doctors’ advice was to avoid curries, salsas, hot peppers, and anything else that “burned,” the theory being that...

Antioxidants and free radicals

Antioxidants are part of the complex world of biochemistry. In cells, oxygen is constantly involved in chemical reactions in which electrons are shifted around. To generate energy, our cells remove electrons from sugars, fatty...

Do cellphones cause cancer?

Cell phones are more widespread than ever, and the debate about whether they can cause brain cancer continues unabated. With the results of each new study, scientists and advocates on both sides of the...

Should you stick with Teflon?

The chemical polytetrafluoro­ethylene (PTFE), with nonstick properties, was discovered accidentally in 1938 by a DuPont chemist working with refrigerant gases. Shortly after, PTFE (dubbed Teflon) appeared as a coating on cookware and other products,...