Taking megadoses of vitamins can be risky, as a recent study shows
Wild animals that live near humans have higher cholesterol than their rural counterparts—and our food could be to blame. Christopher Intagliata reports.
An analysis of dozens of studies found that women taking the therapy remain at a higher risk for more than a decade after stopping use
A. James Hudspeth, winner of the 2018 Kavli Prize in Neuroscience, spoke with Scientific American editor emerita Mariette DiChristina about his efforts to regenerate lost or damaged inner-ear cells that make hearing possible...
Allergies are on the rise worldwide—and developing even one type of allergy early can start someone on a seemingly inevitable path to more. However, scientists are starting to understand some of what’s happening, and the consequences reach farther than originally expected...
Two new vaccines are in development, but it has taken researchers two decades to get this close
The three-drug regimen cures 90 percent of people who have the deadliest form of the disease
Antisense Drugs for Huntington’s, ALS and Prion Diseases Could Meet the Dire Need for Brain Treatments
A genetic therapy that increases or lowers levels of a protein raises hopes for a treatment for neurological disorders
People who receive either therapy soon after infection have a 90 percent survival rate, a clinical trial finds
Principles of evolution and natural selection drive a radical new approach to drugs and prevention strategies
Nearly half of bacteria gathered in public settings around the city were resistant to two or more commonly used antibiotics, such as penicillin and erythromycin. Christopher Intagliata reports...
The drug-resistant form of the virus has been detected at unacceptable levels across Africa, Asia and the Americas
Although the hormone has few serious short-term side effects, its long-term risks remain a black box
Violence in the Democratic Republic of the Congo has interrupted clinical trials and forced scientists to change how they immunize people
Seema Yasmin, director of research and education at the Stanford Health Communication Initiative, talks about her book The Impatient Dr. Lange: One Man’s Fight to End the Global HIV Epidemic...
One company the entrepreneur invests in wants to develop psilocybin in a lab—so no need to extract it from mushrooms
A lab analysis found that even an all-beef frankfurter had very little skeletal muscle, or "meat." So what’s in there? Christopher Intagliata reports.
Not alone, but it could be part of the solution
Senator Elizabeth Warren and New York City Mayor Bill de Blasio were the only candidates in the first night in favor of eliminating private insurance
What is insulin and how do our bodies use it?