Health & Medicine
- Humans
50 years ago, folate deficiency was linked to birth defects
50 years ago, scientists found that a lack of folic acid in pregnant women could cause birth defects. But now, how much is too much?
- Neuroscience
Scientists are seeking new strategies to fight multiple sclerosis
Facing so many unknowns about multiple sclerosis, researchers explore the immune system, the neurons and the gut to fight the disease.
- Health & Medicine
Testosterone may be one reason why men don’t get asthma as much as women
Adult women have higher rates of asthma than men, and testosterone’s effect on the immune system may partly explain that difference.
- Health & Medicine
Step away from the cookie dough. E. coli outbreaks traced to raw flour
Flour, though low in moisture, can sicken people with E. coli toxins if it is eaten raw.
- Health & Medicine
Six-month-old babies know words for common things, but struggle with similar nouns
Young babies know a cup of juice from a car, but have a hard time distinguishing more similar nouns, a new study finds.
- Health & Medicine
How dad’s stress changes his sperm
Stress may change sperm via packets of RNA in the epididymis, a mouse study suggests.
- Health & Medicine
New blood pressure guidelines put half of U.S. adults in unhealthy range
New hypertension guidelines broaden the range of those considered to have high blood pressure and emphasize lifestyle changes to combat the condition.
- Science & Society
Philosophical critique exposes flaws in medical evidence hierarchies
Rankings of research methods for validity of medical evidence suffer from logical flaws, an in-depth philosophical critique concludes.
- Health & Medicine
Cholera pandemics are fueled by globe-trotting bacterial strains
International cholera strains, rather than local ones, have caused raging epidemics, according to research that examined the bacteria’s DNA.
- Genetics
Scientists replaced 80 percent of a ‘butterfly’ boy’s skin
By correcting genes in stem cells and growing new skin in the lab, a new therapy repaired a genetic skin disease.
- Health & Medicine
Human study supports theory on why dengue can be worse the next time around
The amount of dengue antibodies leftover in the blood may up the chances of a severe second dengue infection, a study finds.
- Health & Medicine
Let most babies eat food containing peanuts. Really.
Pediatricians are not yet peanut-savvy when it comes to convincing parents to feed babies food containing peanuts, a new survey suggests.
