Health technology
Your Apple Watch detected a fall. What happens next?
Movement, settings, a countdown and a working connection all matter between a fall alert and a call for help. Apple’s documentation explains the sequence.
Healthcare Edition / Coverage
News & analysis · Page 10
The developments shaping healthcare, with original sources and useful context.
Health technology
What a food photo leaves out of your calorie count
Recognizing a meal is only one part of estimating its energy. Research separates the food label, portion size and calculation behind the number.
Health technology
The search for Parkinson’s in a blood sample
An experimental electronic assay measures alpha-synuclein forms in blood-derived vesicles. Its small study shows why classification and future-disease prediction must stay separate.
Policy & systems
West Nile moves north in Europe’s record season
The joint October surveillance report describes wider geographic spread. Its European snapshot and newer national updates must be read with their dates and reporting limits.
Health technology
Glucose spikes without diabetes: what can a monitor tell you?
A glucose trace can reveal patterns without proving better health. Recent reviews explain why healthy adults and people with prediabetes need separate consideration.
Health technology
Biological-age tests: does a younger score mean slower ageing?
Different clocks answer different questions. New research shows some scores respond to interventions, while their link to longer, healthier lives remains unresolved.
Home & community care
Hospital at home: what Oxford’s wearable-patch study showed
A small Oxford study tested whether vital signs reached a clinical dashboard. Its findings distinguish data availability from accuracy and better patient outcomes.
Health technology
Heart rate variability: what your wearable’s HRV reading means
HRV readings depend on how and when they are measured. Here is how personal baselines, overnight averages and device labels change their meaning.
Health technology
What is VO₂ max, and how accurate is your smartwatch’s estimate?
A watch estimates VO₂ max without measuring your breathing. Learn what the number means, how Apple calculates it and what validation studies can establish.
Health technology
Does red light therapy work? The evidence for home devices
Some light-treatment studies report benefits, but their results do not apply to every home mask or panel. Device settings, study populations and outcomes matter.
Health technology
Can your Apple Watch really measure blood pressure?
What Apple's hypertension notifications detect, why they do not provide a blood-pressure reading, and where the feature's limits matter.
Health technology
Your sleep score changed: what wearable ratings actually measure
Apple and Google turn sleep data into different ratings. Here is what feeds those numbers, why an update can change them, and what a score cannot establish.