A new generation of blood tests can help doctors diagnose Alzheimer's without a brain scan or spinal tap. But only a few perform as well as traditional tests.
Researchers found roughly 240,000 detectable plastic fragments in a typical liter of bottled water. Most of them were nanoplastics — particles less than 1 micrometer in size.
If you made a New Year's resolution but are struggling to get started or are already wavering, you may need to refine your goal and nail down a plan to get there. Try this evidence-based approach.
Soda taxes are meant to discourage people from drinking too much sugar, which is linked to a host of bad health outcomes. Cities that imposed the taxes saw a 33% decrease in the sale of sugary drinks.
Neptune has long been depicted as a deeper, darker blue than its fellow ice giant Uranus, but a new study shows that both are a similar shade of light greenish blue.
We asked leaders in global health and development to share their wishes for the new year. Here's what they hope will happen in the year ahead. And readers, we'd like to hear from you.
Roughly 40 million adults in the U.S. have hearing loss, but most don't use hearing aids. This increases the risk of social isolation, physical and cognitive decline and may lead to premature death.
Our view of the constellations has changed since they were first mapped thousands of years ago. That new perspective could also mess with your astrological horoscope in the new year.
Wildfires worsened by climate change spewed smoke over much of North America this year. It's a new reality Americans haven't yet processed: how dangerous the smoke is for human health.
Public health experts say conditions in war-torn Gaza are ripe for the spread of infectious disease. Health workers are struggling to spot and contain outbreaks, even as the health system teeters.
Researchers found that chimpanzees and bonobos were able to recognize photos of former groupmates after more than 25 years apart, according to a new study from Johns Hopkins University.