The newest of these semi-local developments is the Lumipulse G pTau 217/β-Amyloid 1-42 Plasma Ratio diagnostic test, which is the first test of its kind to diagnose Alzheimer's via blood samples. UNLV's Kirk Kerkorian School of Medicine contributed research to the test, which the FDA approved last year.

Have you found that allergies worsen during extreme weather? It can be due to thunderstorm asthma, also known as thunder fever, when a thunderstorm puts huge amounts of pollen into the air. What causes thunderstorm pollen strikes, and what should homeowners do to stay safe?

U.S. airlines have raised fares on some routes by anywhere from 10 to 50 percent, according to Dan Bubb, a professor in residence at the University of Nevada Las Vegas and commercial aviation expert. Airlines that locked in ticket prices before the crisis hit cannot pass fuel costs directly to those passengers, so many have turned to other revenue streams. Baggage fees and seat selection charges have risen at multiple carriers in recent weeks as a way of recovering margin.