Millennials Should Get Screened for Colon Cancer

Rates of colon and rectal cancer (CRC) incidence and death have been decreasing for decades. However, there’s an important exception to this trend. CRC incidence and death has been increasing for people below 50, all the way down to 20 years old. Risk still increases with age, but the difference in risk between 50-year-olds and … Continue reading Millennials Should Get Screened for Colon Cancer

Do you need a HEPA filter in your car?

With atrocious air quality in California right now, I’m doing everything I can to keep my lungs clear of fine particulate matter, aka PM2.5. Chronic exposure to even moderate levels of PM2.5 or acute exposure to high levels significantly increases all-cause mortality. I’ve previously written about how running HEPA filters in your house is a … Continue reading Do you need a HEPA filter in your car?

Will Multivitamins Extend Your Life? The Evidence

Wild claims about vitamin supplements fly all over the internet. My Facebook feed is little more than a series of ads for vitamins, potions, and blood tests that promise to turn me into an immortal David Hasselhoff. So what does the best science tell us about vitamin supplements for people who haven’t been diagnosed with … Continue reading Will Multivitamins Extend Your Life? The Evidence

Hydroxychloroquine Won’t Stop You from Getting COVID-19

At long last, the first randomized trial of the malaria drug hydroxychloroquine (HCQ) has issued results in a peer-reviewed paper. This experiment treated people who had been exposed to SARS-CoV-2 within the last four days but hadn't yet shown symptoms. In short, it made no difference whether people got the drug or a placebo. [6/04/20 … Continue reading Hydroxychloroquine Won’t Stop You from Getting COVID-19