Chronic stress can actually speed the aging process. Just look at how much each of our last three presidents aged while in office. College can be stressful too, but hopefully not so much so that you have white hair by graduation.
DIRCK HALSTEAD/TIME LIFE PICTURES/GETTY IMAGES
RICHARD ELLIS/ALAMY
AP PHOTO/DOUGMILLS
AP PHOTO/PAUL SANCYA
AP PHOTO/ELISE AMENDOLA
AP PHOTO/CAROLYN KASTER
RICHARD ELLIS/ALAMY
AP PHOTO/DOUGMILLS
AP PHOTO/PAUL SANCYA
AP PHOTO/ELISE AMENDOLA
AP PHOTO/CAROLYN KASTER