The experts on brain health are out with new guidelines that say exercising twice a week may help preserve memory and thinking skills in people with mild cognitive impairment. Revelers joined community members and indigenous leaders from around the world at the Symbiosis Gathering in Big Summit Prairie, Ore., to mark the Great American Eclipse. Revelers joined community members and indigenous leaders from around the world at the Symbiosis Gathering in Big Summit Prairie, Ore., to mark the Great American Eclipse. CAPTION Eclipse chasers will tell you that seeing a total eclipse will change your life. (Aug. 15, 2017) (Sign up for our free video newsletter here http://bit.ly/2n6VKPR) CAPTION The Great American Eclipse The Great American Eclipsekaren.kaplan@latimes.comFollow me on Twitter @LATkarenkaplan and "like" Los Angeles Times Science & Health on Facebook.

Source: Los Angeles Times December 28, 2017 21:11 UTC