Vaccine-derived polio has been found in wastewater in New York and London in recent months, prompting renewed fears about the largely-eliminated disease.
There are no suspected or confirmed Ebola cases in the U.S., and the Uganda outbreak remains much smaller than a 2014 outbreak of the disease that infected more than 28,000 people in West Africa.
Higher levels of omega-3 fatty acids—which are found in salmon and sardines—were linked to better cognitive function and brain structure for those in their 40s and 50s, according to a study.
Conditions like dementia and Alzheimer’s left patients even more vulnerable to death from Covid than other pre-existing ailments like heart disease, a new study found.
Two doses of the Covid-19 vaccine only offer limited protection against the highly contagious omicron variant, according to a new Danish study published in PLOS Medicine.