A car overheating in traffic but not at highway speed almost always has a cooling system problem involving airflow rather than coolant volume. At highway speed, air flows through the radiator ...

Some never admit their mistakes, while others beat themselves up. The middle ground? Seeing mistakes as lessons and maximizing the benefits.

A PharmD tells us that people often take common supplements like iron, melatonin, and vitamin D incorrectly. Here's what you should know.

Nearly half of Americans are making the same quiet money mistake every month. Here's what it is and how to fix it.

It’s vital to get your fueling right for the marathon — here’s what I do on race day, and the mistakes to avoid.

Laboratory reference ranges reflect methods, populations, and policies, and experienced clinicians interpret them in context rather than applying fixed cutoffs theoretically.

Of all the skin-care and cosmetics products I recently bought online that turned out to be counterfeit, expired, used, or otherwise problematic, the one that still makes me squirm ...

What do a 20th-century physicist, an 18th-century statistician and an ancient Greek philosopher have in common? They all knew how to extrapolate with incredible accuracy. Columnist Jacob Aron explains ...