Learn how to interpret Vo2 max on a smartwatch, read the age and sex benchmarks, follow your own trend, and avoid common ...

Learn how to use SpO2 readings on a smartwatch in 2026, take an accurate measurement, spot errors, and know when a low result ...

The warning light can return even after an expensive repair. Here’s what your car may be trying to tell you.

Apple and Google’s flagship smartwatches take very different approaches beyond just being better for iPhone and Android phone ...

A rat study shows nicotine damages sperm by triggering a maladaptive endoplasmic reticulum stress response driven by ...

Dozens of health metrics measured, with weekly deep-dives (or more on demand). Very user-friendly hardware makes it easy to get a good scan. Professional ECG reading is arguably worth the price of ...

Researchers at the University of South Africa’s Institute for Nanotechnology and Water Sustainability have engineered an ...

Water may be far harder to control on the Moon than future settlers can afford to ignore. Based on an experiment involving ...

Riyadh: Researchers at King Abdullah University of Science and Technology (KAUST), in collaboration with the University of Oxford, have developed a blood-based electronic sensor capable of detecting ...

Wearable fitness trackers seem to be everywhere these days. From Apple Watches to Fitbits, it’s easier than ever to keep tabs ...

Bryan Johnson has made many headlines in recent years for his bizarre attempts to live forever - through a series of ...

A muscle oxygen sensor straps over a working muscle and uses near-infrared light to estimate the oxygen saturation of the tissue beneath it, known as SmO2. The reading reflects the balance between ...