Can your toothbrush really detect diabetes? FDA scrutiny grows for health-tracking gadgets

CES attendees saw health-tracking gadgets making bold promises: toothbrushes detecting diabetes, mirrors assessing 20-year ...

I gave lots of blood for 6 longevity tests — here’s how long I can expect to live

Famed biohacker Bryan Johnson and his Blueprint team devised this measure of harmful plastic particles in your blood.

Tracking glucose is hard: New app makes it easier with gamification

Like many 17-year-olds, Will Coleman was a bundle of energy, playing competitive soccer while juggling classes as a high ...
The New York Times

If You’re Questioning the State of Your Soil, Here’s How to Test It

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Colleen Hagerty Colleen Hagerty is a writer focused on emergency preparedness.