Fears about cell phones causing cancer persist despite scientific evidence to the contrary, with Health Secretary Robert F. Kennedy Jr. announcing a new investigation. Here’s what we know.

NPR's Ayesha Rascoe asks Dr. Rebecca Smith-Bindman about her research indicating CT scans, which emit radiation, will cause some 100,000 cases of cancer annually. X-rays and CT scans have ...

This article was reviewed by Lynn Marie Morski, MD, JD. Key takeaways: Semaglutide — the active ingredient in Ozempic® — causes thyroid tumors in rodents. But it’s unclear if this happens in humans.

Wits scientists have identified a "microbial watchlist" of bacteria, viruses, fungi and parasites that could cause cancer.

Vaping has not been around long enough for researchers to fully understand the long-term health impacts. However, the aerosol a person inhales when vaping contains some chemicals that may be linked to ...

Free radicals are highly reactive and unstable molecules that are made by the body naturally as a byproduct of normal metabolism. Free radicals can also be made by the body after exposure to toxins in ...

All of our cells use sugar as an energy source. Eating too much added sugar can increase your risk of chronic diseases, including cancer. Foods with naturally occurring sugar, such as fruit, have ...

Stomach cancer usually starts with precancerous changes in the stomach’s inner lining. Precancerous conditions are changes that occur in the body that may lead to cancer. Several precancerous changes ...

Women’s reproductive health is impacted significantly with their busy lifestyles. A few bad habits can discreetly influence the cervix and make it vulnerable to infections, chronic inflammation and ...

Semaglutide — the active ingredient in Ozempic® — causes thyroid tumors in rodents. But it’s unclear if this happens in humans. Currently, research hasn’t found a link between Ozempic® and any type of ...