Mental Floss

HEALTH









Digital blood pressure monitors allow people to check their systolic and diastolic numbers at home.

You can’t actually feel your blood pressure, but it’s one of the body’s most important indicators of cardiovascular health. Here’s the lowdown on how blood pressure works—and what it means for your overall wellness.

Jordan Rosenfeld


They could still bug you at the beach.

Despite the name, some of these beachside pests aren’t even insects at all, though they could still hop up during your summer vacation in more ways than one.

Rudie Obias












We hope he checked the water quality.

Swimming in lakes (or any wild water) has its risks. When in doubt, check local advisories and trust your senses. And if the water looks or smells off, you might have better luck sticking to land.

Sam Hindman