Simple, source-checked reads on health, habits and learning

In the Harvard Aging Brain Study, a few hundred volunteers strapped small step counters to their waistbands and then carried

Thirty-one volunteers in Maastricht, all between 60 and 75, spent 16 weeks eating about 60 grams of plain roasted peanuts

A step counter on your wrist records one number a day, and most of us glance at it, shrug, and

Most step-counting advice treats every step as equal. Walk 8,000, hit your ring, move on. A study published in the

As we get older, the brain slowly loses tissue. It happens to everyone, and on a scan it shows up

Picture a university student at the end of a long week. She has not been to the gym since Monday,

Walk down any supermarket aisle and most of what you see is ultra-processed: packaged snacks, fizzy drinks, sugary cereals, ready

Diwali means sweets in almost every home: a box from a neighbour, a plate offered at every visit, a tray

Every year around this time, the air in north India changes. News reports from late September describe Delhi’s average air

India has plenty of sunshine, so low vitamin D seems like a problem that should belong to colder countries. Indian

Everyone has a bad night now and then. A review published recently in Sleep Medicine Reviews is about something different: