Movement / The long game9 min
Fitness after forty is not a softer version of before
Strength, speed and recovery all change. The useful response is not retreat, but a more exact kind of ambition.
The longevity issue
Health
Clear reporting on the body, medicine, movement and the systems that shape how well we live.
Stories / The evidence / The edit
Cover storyRead next
Selected storiesHealth / Women / Research01
THE NATURE AGING STUDY: FEMALE REPRODUCTIVE ORGANS FOLLOW DIFFERENT TIMELINES
Few metaphors follow women as persistently as the biological clock. It appears in conversations about fertility, relationships, ageing and decisions that were never anyone else’s to schedule.
Health / Seasonality / Explainer02
CAN COLD WEATHER ACTUALLY MAKE YOU SICK?
A common cold is caused by a virus. That is the simple part. The more interesting part is why colds and other respiratory infections seem to arrive with the weather.
Health / Women03
Menopause Is a Major Health Event. Medicine Barely Records It.
A new dataset exposes a basic women’s health problem: sometimes the information is not recorded in the first place.
Health / Women04
Why Are Women Still Having to Prove They're Sick?
The system has been slow to listen and slower to write things down.
Health / Research05
Light at Night May Matter to Your Heart
Brighter nights, higher heart disease rates. A reason to take darkness seriously.
Seasonality06
Your Body Knows Summer Is Over Before You Do
The first sign is light. What the shorter day changes, what it does not, and when tiredness deserves a closer look.
Medicine / Culture07
The “Ozempic AI Analysis”: What 410,000 Reddit Posts Can Tell Us
Patient forums can surface signals. They cannot establish that a medicine caused them.
Home / Research08
Can Cleaner Air Help You Think?
A promising subgroup result, no overall cognitive effect, and a more honest reason to consider filtration.
Cardiology09
The “BioTAK” Test: A New Clue in the Broken-Heart Emergency
A five-part clinical score may help distinguish Takotsubo syndrome from acute coronary syndrome.
Longevity010
Biological Age, Explained
Research clocks can be useful. A consumer number may be much less certain than it looks.
The Observation011
4,793 Nights. What People Ate Changed How They Slept.
Real-time food logs and wearable recordings suggest sleep hygiene may begin well before bedtime.
Medicine012
The blood tests that tell you something, and the ones that do not
A practical guide to biomarkers, false reassurance and knowing when more data is simply more noise.
Body013
Why everyone is talking about inflammation
It explains a great deal. It is also becoming wellness's most convenient catch-all.
Practice014
A convincing case for the daily walk
Unfashionable, accessible and unusually well supported by the research.
WellnessTactics field guide
What the evidence says
A fast, clear reading of the claims currently taking up space in the health conversation.
Zone 2
Useful, but the exact number matters less than consistency.
Cold plunges
Short-term alertness is not the same as long-term health.
10,000 steps
Benefits begin well below the famous target.
CorrespondenceOne good thing,
One good thing,
every Friday.
The week’s most useful research, one considered recommendation, and the things genuinely worth your attention.