4 trends tracked about this subject — the full history, oldest to newest below.
Experts warn that the very devices intended to track and improve sleep may actually be detrimental to a user's overall health and happiness.
As wearable adoption grows, experts are separating useful metrics from data noise and warning against "over-optimization."
New research suggests the human mind is struggling to adapt to the rapid demands and digital environments of 21st-century modern life.
8 news sources are covering this Health story right now — PULSE is tracking how fast it spreads.