Originally published on Fri August 22, 2014 3:45 pm
A fungus called Cryptococcus gattii can cause life-threatening infections, especially in people with compromised immune systems. One-third of AIDS-related deaths are thought to be caused by the fungus.
But though people in Southern California have been getting sick from C. gatti for years, nobody knew how.
Eucalyptus trees were a prime suspect, since they harbor the fungus in Australia. But even though eucalyptus trees grow like crazy in Southern California, the fungus hasn't been found on eucalyptus there.
Originally published on Thu August 21, 2014 5:32 pm
By Nancy Shute
An eye exam may be the ticket to a longer life, researchers say, because good vision is essential for being able to shop, manage money and live independently. And maintaining independence in turn leads to a longer life.
Researchers have known for years that people who have vision problems as they get older are more likely to die sooner than those who still see well. But they weren't sure why that was so.