May 22, 2009 3:04 pm Develop Exercise Routine Early, Fend Off Heart Disease Later A new study finds beginning a regular exercise routine as young as age eleven can help fend off most risk factors for heart disease. US & World Videos 4:06 Kelly Clarkson surprises lucky audience member with celebrity gift bag 2:27 Emma Stone dazzles with co-star Joe Alwyn at Cannes Film Festival 3:02 Mia Rubín shares biggest business lessons parents have taught her ahead of debut album release 3:49 Tyra Banks opens up about motherhood and reveals how Jennifer Lopez inspired her 4:40 Whoopi Goldberg defends Harrison Butker amid speech backlash