Researchers around the world are working to tease out the mechanisms behind Alzheimer’s disease and other forms of dementia. Now, a new study points to so-called systemic inflammation. British researchers found that inflammation — activation of the body’s innate immune system — is associated with a small but statistically significant later risk of dementia. They…  read on >  read on >

Chronic constipation may not only be an indicator of gut health, but a potential warning sign of thinking declines, a preliminary study suggests. Researchers found that among more than 110,000 middle-aged and older U.S. adults, those who were chronically constipated — fewer than three bowel movements a week — also showed signs of an “older”…  read on >  read on >

In the world of COVID-19 infections, the majority of patients develop symptoms, while about one-fifth mysteriously don’t develop a cough, sore throat or other tell-tale signs of illness. Now, new research finds that these symptom-free super-dodgers are more than twice as likely as others to carry a genetic mutation that seems to obliterate COVID-19. “The…  read on >  read on >

A definitive diagnosis of Alzheimer’s disease now requires a series of complicated and expensive imaging scans that look for abnormal protein plaques and tangles in the brain. But in the near future, detecting signs of Alzheimer’s could be as simple as taking a finger prick blood test. Researchers detected key Alzheimer’s-related biomarkers in dried blood…  read on >  read on >

The United States now has had eight reported cases of malaria, seven of them in Florida, state health officials reported Tuesday. Considered a public health emergency, these cases are the first in two decades to be acquired within this country’s borders, not reported by someone who had traveled elsewhere, the U.S. Centers for Disease Control…  read on >  read on >