Health insights, tips, and stories from the Hype community
How Hype Ring tracks your sleep stages and what your score means for overall health
February 2026
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Learn the universal 220 minus age formula to find your maximum heart rate and divide it into 5 actionable training zones.
Read ArticleExplains resting heart rate, how it reflects cardiovascular fitness, what below 60 bpm and above 100 bpm indicate.
Read ArticleDeep dive into each of the five HR training zones derived from max HR, including target percentages and workout types.
Read ArticleCompares the PPG sensor placement on a finger versus the wrist, why arterial proximity at the finger yields a stronger signal.
Read ArticleCovers aerobic exercise, hydration, stress management, sleep optimization, reduced caffeine and alcohol intake, breathing exercises.
Read ArticleExplains Hype Ring's three HR tracking modes: continuous real-time streaming, on-demand spot checks, and automatic 5-minute interval logging.
Read ArticleSpO2 measures the percentage of hemoglobin in your blood that is carrying oxygen.
Read ArticleExplains the science of oxygen saturation — how hemoglobin binds oxygen in the lungs and delivers it to tissues.
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