Watch CBS News

Brain abnormalities from mild concussions may last months

Name: Brain abnormalities from mild concussions may last months
Uploaded: 2013-11-21T09:23:30-0500
Duration: 1 min 15 s
Description: Daily health headlines: Brain changes seen four months after mild concussion, eating nuts may stave off an early death, plus why 65 is not too late to quit smoking

Daily health headlines: Brain changes seen four months after mild concussion, eating nuts may stave off an early death, plus why 65 is not too late to quit smoking