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What is type 5 diabetes? Newly recognized form of the disease gets name First spotted decades ago but largely forgotten, a newly named form of diabetes stems from undernutrition and is thought to affect millions.
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Mysterious chunks of DNA called 'inocles' could be hiding in your mouth Researchers have discovered giant DNA structures in oral bacteria, and data hint they could influence the function of your immune system.
Health workers unload a patient from an ambulance outside a hospital
'The Big One' could be even worse than COVID-19. Here's what epidemiologist Michael Osterholm says we can learn from past pandemics. The new book "The Big One" describes lessons learned from past pandemics and how they might be applied to mitigate the dangers of future outbreaks.

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Our reviewer testing the Urevo SpaceWalk E4W treadmill

Best exercise equipment for beginners 2025: Everything you need to start your fitness journey

By Anna Gora last updated

Buying guides This is the best beginner-friendly workout kit you can buy in every category, from Aviron Strong Series rower and Peloton bike to Liforme yoga mat.

Buying guides

A woman got unusual bruising from a massage gun. It turned out she had scurvy.

By Anirban Mukhopadhyay published

A woman bruising her leg with a massage gun set off a medical odyssey that revealed scurvy, a disease seen fairly rarely in modern America.

Health
Our expert reviewer testing the workout features on the Garmin Fenix 8 smartwatch

Best fitness trackers 2025: From smart rings to multisport GPS watches

By Andrew Williams, Anna Gora last updated

Buying Guide These are the best fitness trackers you can buy in every category, from Amazfit Balance and Garmin Fenix 8 to Whoop MG.

Buying Guide
The Saucony Ride 15 running shoes being tested during our full review

Best running shoes for supination 2025: Find the perfect fit for your feet

By Harry Bullmore last updated

Buyers guide These are the best running shoes you can buy in every category, from New Balance 1080 v14 and Brooks Glycerin 20 to Hoka Mach X.

Buyers guide
Conceptual image of brain organoids. Glowing outline of a human brain in the center of a petri dish.

'I honestly am not sure on this at all': Poll reveals public uncertainty over experimenting on conscious lab-grown 'minibrains'

By Elise Poore published

Hundreds of readers responded to our poll asking if it would be OK to experiment on lab-grown "brains" if they became conscious.

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Health
Our expert fitness reviewer testing the NordicTrack x22i treadmill

Best treadmills 2025: Rack up the miles in the comfort of your own home

By Harry Bullmore, Anna Gora last updated

BUYING GUIDE These are the best treadmills you can buy in every category, from NordicTrack x22i and Mobvoi Home Treadmill to Peloton Tread.

BUYING GUIDE
Our expert fitness reviewer testing the Aviron Tough Series Rower

Best rowing machines 2025: Full-body workout in the comfort of your home

By Harry Bullmore, Anna Gora last updated

Buying Guide These are the best rowing machines you can buy in every category, from Concept2 RowErg and Ergatta Rower to Hydrow Wave.

Buying Guide
A group of women riding on exercise bikes in the gym

Best exercise bikes 2025: From budget options to premium smart bikes

By Sam Hopes, Anna Gora last updated

Buying Guide These are the best exercise bikes you can buy in every category, from the Peloton Bike and YOSUDA Bike to the Schwinn IC4.

Buying Guide
Our expert reviewer testing the map feature on the Garmin Fenix 8 smartwatch

Best Garmin watches 2025: From basic fitness bands to powerful adventure smartwatches

By Andrew Williams, Anna Gora last updated

Buying Guide These are the best Garmin watches you can buy in every category, from Fenix 8 and Forerunner 965 to Venu 3.

Buying Guide
Professor Fleming, Scottish bacteriologist, in his laboratory, 1943.

Alexander Fleming wakes up to funny mold in his petri dish, and accidentally discovers the first antibiotic — Sept. 28, 1928

By Tia Ghose published

Science history Alexander Fleming was doing experiments with bacteria when he woke up to a strange mold growing in his petri dish. The "mold juice" would usher in the first antibiotic, penicillin, and would revolutionize medical care for bacterial infections.

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Science history
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