One of the issues in medical data, brought into sharp relief by the pandemic, is what is written on death certificates. For a while, the presumption of a COVID-19 infection without a positive culture was enough to get it listed as a cause of death –- possibly creating a bit of an over-count. But it is not just COVID-19 that is problematic.

FDA Commissioner Stephen Hahn indicated that his agency would be willing to grant emergency authorization to a coronavirus vaccine, even before it completes Phase 3 clinical trials. This is a reckless gamble and could cause an unmitigated public health disaster.

For everything, there is a time and place. Emergency Use Authorizations by the FDA were necessary for COVID-19's recent past; they are not necessary and will be harmful when applied to a COVID-19 vaccine.

A fact-checking site called PolitiFact weighs in on the validity of the claim that opioid deaths decreased in 2018, thus supposedly marking the first time we are getting control of the "opioid epidemic." Let's fact-check the fact-checkers. Plus, Andrew Kolodny dines on his own words.

A study early in the COVID-19 pandemic linked air pollution, especially smaller particles, to COVID-19's mortality. As it turns out, and as ACSH scientific advisor Dr. Fred Lipfert points out, the linkage is weak -- at best.

There is no safe way to inject heroin. Narcan (naloxone) may not save your life. Your friends may not be able to, either.

On tap this time around: Is natural always best, or even better? ... Channeling Rod Serling on digital clutter ... "Slow down, you move too fast" ... How do penguins survive the winter? ... And, can food coloring help against COVID-19?

A European study found that 44% of "antibiotic-free" animal feed samples tested contained antibiotics.

Navalny, a Russian anti-corruption activist and well-known critic of President Vladimir Putin, is being treated in Germany for an apparent case of poisoning by an "organophosphorus neurotoxin." But which one: the insecticide or the chemical weapon? Here are some clues.

My PSA was 22 – but my biopsy only showed inflammation. I was needlessly upset, and it seems like I underwent an unnecessary procedure. There has to be a better way!