Health & Medicine
- Neuroscience
Electrical brain implants may help patients with severe brain injuries
After deep brain stimulation, five patients with severe brain injuries improved their scores on a test of cognitive function.
- Health & Medicine
A brain-monitoring device may one day take the guesswork out of anesthesia
The automated device pairing brain activity and dosing kept two macaques sedated for 125 minutes, raising hopes of precision anesthesia for people.
- Health & Medicine
50 years ago, scientists suspected that lost sense of smell could be restored
Cells responsible for humans’ sense of smell can regenerate. Now, research spurred on by the pandemic could help answer questions about the process.
- Health & Medicine
Why a popular breast cancer drug may be less effective for some Africans
A genetic variant commonly found in certain African populations appears to impair tamoxifen’s ability to tackle breast cancer.
- Health & Medicine
Flint grapples with the mental health fallout from the water disaster
The water crisis started almost a decade ago. Residents of Flint, Mich., are still healing from the disaster — and caring for their own.
- Health & Medicine
The weight-loss drug Wegovy lowered heart attack risk in a large trial
Among 17,000 adults, those on semaglutide were less likely to experience nonfatal heart attacks and strokes or death due to cardiovascular disease.
- Health & Medicine
Why Huntington’s disease may take so long to develop
Repeated bits of the disease-causing gene pile up in some brain cells. New treatments could involve stopping the additions.
- Microbes
Evolutionary virologist Daniel Blanco-Melo seeks out ancient pathogens
Daniel Blanco-Melo has reconstructed two viral strains brought to the Americas with European colonizers in the 16th century.
- Health & Medicine
The CDC is expanding its disease surveillance of international travelers
Passengers at four major U.S. airports will now be tested for over 30 pathogens through a mix of wastewater testing and voluntary nasal swabs.
- Health & Medicine
Brain tissue may be fuel for marathon runners
Myelin, fatty tissue that insulates nerve cells in the brain, may be a renewable energy source for marathon runners and other endurance athletes.
- Genetics
Most of today’s gene therapies rely on viruses — and that’s a problem
The next big strides in gene therapy for rare diseases may come from CRISPR and new approaches to delivery.
- Health & Medicine
Blocking an aging-related enzyme may restore muscle strength
Treating old mice with a drug that inhibits a “gerozyme” restored muscle strength, which can diminish with aging.
