Marijuana is notorious for slowing certain cognitive functions such as learning, memory and attention span (maybe that’s why they call it “dope”?). But new research in young people suggests that these cognitive effects, while significant, may not persist for very long, even among chronic users.
An experimental gene therapy for blood disorders was shown to be safe and effective in helping beta thalassemia patients avoid blood transfusions in a new study. However, more research is needed, and if approved for use, it could come with high costs.
A diagnosis of traumatic brain injury — whether mild, moderate or severe — is associated with an increased risk of developing Parkinson’s disease as well as a two years younger age at diagnosis, new research in veterans says.
Aerobic fitness can halve the likelihood of developing heart disease, no matter how worrisome your genetic profile.
Hurricane Maria totaled Vieques’ hospital, which housed the island’s only dialysis clinic. That set off an ongoing crisis for patients for whom the thrice-weekly round trip to a dialysis center on the main island takes at least 12 hours.
More than 95% of the world’s population is breathing unhealthy air and the poorest nations are the hardest hit, a new report has found.
Nearly 9,000 readers wrote to The Times to talk about their use of antidepressants. Here’s what we learned.
Adding immunotherapy to standard chemo treatments can halve the risk of death for people with the most common type of lung cancer, a new study shows.
Scientists have made astonishing discoveries about the nature and evolution of friendship. Without it, humans suffer significant physical and emotional damage.
As the opioid epidemic has skyrocketed in the United States, a rise in the number of drug overdose deaths has contributed to a rise in organ transplants, made possible by overdose-death donors, across the country.