Renowned neurologist, Dr. David Perlmutter, explains dementia and Alzheimer's and what women can do to reduce their risk. He discusses how dietary changes such as reducing carbs and sugar intake and regular exercise can improve your cognitive health. His bestselling books include "Grain Brain, The Surprising Truth About Wheat, Carbs and Sugar," "Brain Maker," "The Grain Brain Cookbook," "The Grain Brain Whole Life Plan." He is editor of "The Microbiome and the Brain."

This show is broadcast live on Wednesday's at 12PM ET on W4WN Radio – The Women 4 Women Network (www.w4wn.com) part of Talk 4 Radio (http://www.talk4radio.com/) on the Talk 4 Media Network (http://www.talk4media.com/).