All articles

Gestational diabetes: causes, signs, blood sugar targets and what happens next

Diabetes & Insulin Resistance

How to raise blood sugar fast: the 15-15 rule, what to eat, and what to avoid

Blood Glucose & CGM

Reactive hypoglycemia: why your blood sugar crashes 2–4 hours after eating

Blood Glucose & CGM

How to do a stand test at home properly

POTS & Dysautonomia

Why did I crash when my step count was zero?

Energy-Limiting Conditions (ELC)

Illustration of a person sitting in the dark facing a large glowing screen that shows a dusk landscape — watching a device for a forecast.

Can a smartwatch predict a migraine? What the data actually shows

Illustration of a person's silhouette in a pink-violet dusk landscape with a small point of light glowing just above the head — an attack beginning before anything else has happened.

Your migraine trigger might be the migraine already starting

Illustration of a figure standing in blue mist, one hand at the head and neck, backlit by a pale glowing halo.

Neck pain before a migraine: trigger or symptom?

Wrist temperature on Apple Watch: what the number actually measures

Post-exertional malaise: what PEM is, and why the crash arrives days after the effort

Energy-Limiting Conditions (ELC)

How accurate is Apple Watch calorie tracking, and why heart rate is a different story

Activity tracking

Oura Ring vs Apple Watch: what the accuracy data shows, and whether you need a ring at all