We all forget people's names, misplace our keys, and leave our phones behind. It can be challenging to determine whether your forgetfulness is a temporary sign of living a crazy modern life or if your occasional brain fog is actually a sign of your brain aging faster than you might expect it to. This is because occasional brain fog is so common and has so many potential triggers (lack of sleep, stress, medications, depression, etc.). You should keep in mind that your eating habits over time may hasten memory loss and other signs of declining cognitive function that are linked to aging of the brain in order to assist you stay mentally sharp. Although there is still much to understand about the various types and origins of dementia as well as the mechanisms underlying the anomalies that distinguish Alzheimer's disease, mounting evidence points to the crucial role that nutrition may play in these conditions. Uma Naidoo, MD, a nutritional psychiatrist and professional chef who ser...