A Reason to Ask for Seconds of Broccoli?

cruciferous vegetables
Coyau / Wikimedia Commons / CC BY-SA 3.0

Notable research from this year may steer you toward bringing a heaping dish of cruciferous vegetables to your next holiday meal. Continue reading A Reason to Ask for Seconds of Broccoli?

The Cancer “Bad Luck” Hypothesis and Its Aftermath

Smoking is a leading cause of cancer


Forget smoking, sunburns, infections, and bad diet: two-thirds of cancers are due to “bad luck.”  That was the takeaway—and subsequent media headlines—from an article published in Science last year by researchers at Johns Hopkins Unversity.

Fast forward several months and another study looking at the same question came out in Nature with the opposite conclusion: lifestyle and other external factors account for over 70% of most cancers.

Two big name journals.  Two different conclusions.  So which is right?  What should be the new takeaway?

Continue reading The Cancer “Bad Luck” Hypothesis and Its Aftermath

Taking multivitamins – still a good idea.

MultivitaminsA recent report from the US Preventive Services Task Force in the Annals of Internal Medicine focused on the use of vitamin, mineral, or multivitamin supplements. Their conclusions are that the current evidence is insufficient to assess the benefits and harms of these supplements with respect to prevention of cardiovascular disease and cancer. However, they did issue caution for high doses of vitamin E and beta carotene supplements.

For the most part, experts at the Linus Pauling Institute agree with these findings, as they are supported by an evidence-based review of the scientific literature on vitamin and mineral supplements.

But LPI wants to make this clear: you shouldn’t stop taking your multivitamins.

Continue reading Taking multivitamins – still a good idea.