Apple, Garmin, Samsung, Google or Amazfit? I compared each one against a chest strap for heart rate accuracy and found a ...
Ingestible electronics can sense and act inside the gut ...
Nearly 30 million Americans struggle with obstructive sleep apnea, yet many avoid the standard treatment, CPAP. Some get frustrated with the mask, while ...
A recent Finnish study has found that measuring adolescents' maximal oxygen uptake often requires a brief verification phase to ensure reliable results. The researchers also note that even small ...