PSYCHOLOGY - Lower IQ in teen years increase risk of early-onset dementia

Men who at the age of 18 years have poorer cardiovascular fitness and/or a lower IQ more often suffer from dementia before the age of 60. This is shown in a recent study encompassing more than one million Swedish men ...

http://medicalxpress.com/news/2014-03-iq-teen-years-early-onset-dement