Alzheimer's disease isn't what it used to be. After 30 years of having doctors diagnose the disease by symptoms alone, researchers and advocacy groups are calling for new diagnostic criteria that recognize changes in the brain as well as changes in behavior.
The goal is to eventually allow doctors to diagnose "preclinical" Alzheimer's in patients who do not have problems with memory or thinking, but who do have an abnormal brain scan or some other sign that the disease may be developing.
Originally published on Fri March 21, 2014 9:04 am
When it comes to treating a stroke victim, every minute counts.
Each moment that passes without treatment increases the likelihood of permanent damage or death. So the first steps to getting help are being able to spot a stroke in yourself or others and knowing how to respond.
Originally published on Wed March 19, 2014 5:08 pm
Misinformation about health remains widespread and popular.
Half of Americans subscribe to medical conspiracy theories, with more than one-third of people thinking that the Food and Drug Administration is deliberately keeping natural cures for cancer off the market because of pressure from drug companies, a survey finds.
More mystery in the story of that missing jetliner. Malaysian officials say files from a flight simulator owned by the captain of the plane were deleted last month. They're trying to retrieve them. Investigators are examining the pilot's simulator to see if it provides any clues about the fate of the jet.
Social media allows the NFL, NASCAR and other pro sports leagues to hear from fans in real time. And that feedback has become so important, leagues have built what are essentially social media command centers to monitor trends and engage directly with fans.
Originally published on Tue March 18, 2014 5:07 pm
An analysis of DNA from chicken bones collected in the South Pacific appears to dispel a long-held theory that the ubiquitous bird first arrived in South America aboard an ancient Polynesian seafarer's ocean-going outrigger.
Originally published on Wed March 19, 2014 4:38 pm
This is the story of a totally made-up place that suddenly became real â€” and then, strangely, undid itself and became a fantasy again. Imagine Pinocchio becoming a real boy and then going back to being a puppet. That's what happened here â€” but this is a true story.
It's about a place in upstate New York called Agloe. You can see it here, circled in blue ...
It's fight against invasive species every day in Florida. Burmese pythons and Cuban tree frogs are some of the animals that moved in uninvited. There's also this giant lizard, the Argentine black and white tegu. Tegus are coming out of hibernation right now and they're hungry. They eat eggs of native animals that conservationists want to protect.
Originally published on Tue March 18, 2014 3:17 pm
The United States has the capability to record "100 percent" of a country's phone calls, The Washington Post reports today citing people "with direct knowledge" and documents leaked by former NSA contractor Edward Snowden.
According to the paper, the U.S. keeps those recordings for a month. The paper adds: