Certain copycat eyedrops may be contaminated and could give users an antibiotic-resistant eye infection, the U.S. Food and Drug Administration warned Wednesday. The packaging for South Moon, Rebright and FivFivGo eyedrops mirrors the packaging for Bausch & Lomb’s Lumify eyedrops, an over-the-counter product approved for red eye relief. However, samples of the knockoff South Moon…  read on >  read on >

Americans are terribly lonely, a new poll reveals. Among U.S. adults, about one in three said they feel lonely at least once a week. Worse, one in 10 Americans say they feel lonely every day, results show. Younger people are more likely to experience loneliness, which is defined as a lack of meaningful or close…  read on >  read on >

A person’s odds for a dementia diagnosis nearly triple in the first year after a stroke, new research shows. This post-stroke spike in dementia risk does subside with time, but it never returns to pre-stroke levels, the same report found. “Our findings reinforce the importance of monitoring people with stroke for cognitive decline,” said lead…  read on >  read on >

Women with a common ovarian disorder might be more likely to have memory and thinking problems in middle age, a new study suggests. Females diagnosed with polycystic ovary syndrome (PCOS) scored lower on cognitive tests than women without the condition, according to a report published Jan. 31 in the journal Neurology. The condition specifically appeared…  read on >  read on >

Radon, an invisible, naturally occurring radioactive gas, appears to raise a person’s risk of stroke, a new study suggests. Already known as the second leading cause of lung cancer, these new findings suggest exposure to radon can increase risk of stroke by as much as 14%, according to a report published Jan. 31 in the…  read on >  read on >

A new and worrisome antibiotic-resistant form of E. coli has been identified at a children’s hospital in China. Already, so-called ST410 strains of the E. coli bacterium — resistant to last-resort antibiotics called carbapenems — have become the most common drug-resistant strains seen in Chinese hospitals, according to British researchers. But a new, more virulent…  read on >  read on >

A walk in the woods appears to sharpen the mind better than an urban asphalt amble, a new brain scan study finds. People strolling through an arboretum at the University of Utah performed better on brain function tests than those who walked around an asphalt-laden medical campus, according to findings published recently in the journal…  read on >  read on >