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Emerging research suggests that even mild hits to the head may damage the tiny lymphatic vessels that clear toxic chemicals and cellular debris from the brain
The eye disease causes millions to go blind. New treatments aimed at protecting nerve cells — or generating new ones — may slow or even stop the damage.
VIDEO: Join a conversation about the teenage brain’s strengths and vulnerabilities, how adults can support teenagers with mental health issues, and how teens can help one another
The complex interplay of ticks, their habitats and hosts — along with changes in land use and climate — may be enabling the spread of the pathogens they carry
The immune cells that fight bacteria and viruses are well-known. But some scientists think we should devote more attention to a second prong of defense: one that allows our bodies to more harmlessly live with pathogens until they’re cleared from our systems.
[Updated] Lattes today, hot dogs tomorrow? Why health warnings in California crop up in many — and sometimes surprising — places and why you should care
New treatments for chronic pain face a long road despite promising developments. Research in people with rare diseases is pointing the way to genes that influence how we experience pain — and might lead to new medications.
PODCAST: Replacing or assisting the human heart with a machine would save countless lives. But the quest to build an artificial heart has had many gruesome missteps and caused researchers to reimagine how to keep our blood flowing. (Season 1/Episode 2)
Kids with disruptive mood dysregulation disorder have explosive outbursts well past toddler age. Scientists are trying to work out the causes and what treatments help.
Fat buildup in the body’s filter organ can lead to scarring and worse. In step with obesity and diabetes, incidence is on the rise and a race for a cure is on.
The strain of life — from everyday conflicts to major losses — can stretch our well-being to the breaking point. Here’s what scientists know, and still don’t know, about the stress-illness connection.
A mysterious kidney disease is just one of the many health risks faced by immigrant laborers. In a Q&A, occupational health expert Marc Schenker discusses the hazards and a few potential solutions.
Beginning in its bleak borderlands, the country launched an official — and broadly influential — effort to improve food and lifestyle choices, using everything from cozy fireside chats and reality TV shows to laws and incentives.
Genetically engineered gut bacteria hold promise for safe, targeted therapies
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