Research / Science

The evidence underneath.

HealthOS connects glucose, heart, sleep, nutrition, movement, environment, blood work and DNA — then surfaces the correlations that actually change how you feel. This is where we publish what the data shows.

MetabolismJune 2, 2026

Same Meal, Different Bodies: What PREDICT Taught Us About Food

The largest study of its kind fed a thousand people identical meals — and found their bodies responded up to ten times differently. What you ate explained almost none of it.

1 min read

ResearchMay 28, 2026

Your Glucose Curve Knows More Than Your Sugar

A new class of AI reads the shape of your glucose curve and infers things it was never told — visceral fat, sleep-apnea risk, blood pressure. One signal, many answers.

1 min read

MetabolismMay 21, 2026

Continuous Glucose Reveals the Hidden Cost of Late-Night Eating

The same meal eaten at 10pm produces a markedly larger glucose excursion than at 1pm. Continuous monitoring lets us see the circadian penalty in real time.

1 min read

NutritionMay 12, 2026

Why One Number Is Never Enough

Genes alone are weak. A food label alone is weak. Even glucose alone is incomplete. The science keeps pointing to the same answer: weave the signals together.

1 min read

MovementMay 8, 2026

Zone 2, Decoded: What Continuous Heart Data Says About Recovery

Training at the right intensity is less about speed and more about staying under a personal threshold. Here is how continuous heart-rate data makes Zone 2 legible.

1 min read

SleepApril 29, 2026

The Sleep–Glucose Loop: Why One Bad Night Raises Your Baseline

A single night of short sleep measurably reduces next-day insulin sensitivity. The relationship runs both ways — and continuous data lets us watch the loop close.

1 min read

EnvironmentApril 6, 2026

Air Quality and Deep Sleep: A Population-Scale Signal

Bedroom air is an overlooked input to sleep quality. When we line up PM2.5 and CO₂ against deep-sleep minutes, a consistent pattern appears.

1 min read

NutritionMarch 18, 2026

Protein First: How Meal Sequence Flattens the Post-Meal Curve

Eating protein and fiber before carbohydrates measurably lowers the glucose spike from the same meal. The order of your plate is a free intervention.

1 min read

HeartFebruary 24, 2026

Resting Heart Rate as an Early-Warning System

A resting heart rate trending above your own baseline is one of the earliest, cheapest signals that something — illness, strain, or stress — is brewing.

1 min read