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Cancer-detecting blood tests are on the rise. Do they work?

In the spring of 2021, the cancer field was abuzz over research that suggested a simple early-detection blood test could find dozens of different cancers, including many for which there is no routine screening.Four and a...

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World could breach 1.5C warming threshold in 7 years: study

(FILES) A melting iceberg drifts due to high temperatures in Scoresby Fjord near Ittoqqortoormiit, Greenland

How climate change is making the world sick

An environmental activist wearing a costume displays a placard in a hallway during the COP28 United Nations climate summit in Dubai on December 3, 2023.

WHO report underlines climate change-malaria nexus

Women affected by the floods sit with their children suffering from malaria and fever

Why cold symptoms are worse at night

Its cold and flu season and, whether your main complaint is a cough, a fever, a headache or a runny or stuffy nose, you may notice that you tend to feel worse at night. (Emanuela Carnevale/The New York Times)

Heat, disease, air pollution: How climate change impacts health

A man walks past litter amid dense smog in Amritsar

Omicron is not done with us yet

Vaccination in Phoenix at the end of 2021. As Omicron continues to evolve, epidemiologists still see a benefit to vaccinations, possibly saving up to 49,000 lives a year. (Adriana Zehbrauskas/The New York Times)

Pasta and rice may be healthier as leftovers

Resistant starch is a type of fiber that is naturally present in many types of plant foods but it can be increased in other foods that mainly contain regular starch, like rice, pasta and potatoes, after they are cooked and then cooled. (Amanda Hakan/The New York Times)

Japanese billionaire’s lunar SpaceX voyage postponed

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Energy drinks prompt renewed safety debate

Energy drinks typically contain high levels of caffeine, added sugars, and stimulants; caffeine levels in some of the beverages also have crept up over recent years.

Ending tuberculosis is within reach - so why are millions still dying?

A lab at Kaneshie Polyclinic, where every patient who walks through the door is screened for tuberculosis, in Accra, Ghana, Oct. 24, 2023. (Natalija Gormalova/The New York Times)

US approves first vaccine against chikungunya

A lab technician studies mosquitoes carrying the Chikungunya virus in a public health laboratory in Acapulco, Guerrero State, Mexico, on April 15, 2015.

When do we die?

Until the 1960s, death was indicated by the irreversible cessation of a person’s heartbeat.

How to Know if you’re iron-deficient, and what to do about it

Roughly 35 percent of women of reproductive age in the United States dont have sufficient amounts of iron in their bodies. (Marta Monteiro/The New York Times)

Why your grip strength matters, and how to improve it

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Do you really need to shower every day?

There is no standard approach to how often to shower. Heres how to figure out the right frequency for you. (Derek Brahney/The New York Times)
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