Loss of Smell may flag early Alzheimer's

Researchers have found that the ability to smell peanut butter equally through each nostril is a sign of a healthy brain. But what if you can't?

http://www.newsmax.com/Health/Health-News/Alzheimers-disease-medical-tests-smell-brain-health/2015/11/16/id/702368/?ns_mail_uid=8482491&ns_mail_job=1643450_11172015&s=al&dkt_nbr=fv2bkrk6