healthy diet

New research from the University of Pennsylvania Perelman School of Medicine found that individuals who have a healthy diet consisting of a wide variety of foods, may have better sleep patterns than those who do not have healthy diets. Michael A. Grandner, a Psychiatry instructor at Penn State suggested that people who receive between 7 and 8 hours of sleep each night generally feel healthier. More here

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Many foods you eat have more than the amount of salt needed already in them, but researchers have proven that small amounts of sodium are good for a healthy diet. Sodium can help muscles contract and relax, balance your bodies fluids and can aid in the process of transmitting nerve impulses. Certain types of food hold more sodium than others and can harm your blood pressure, kidney functions and even lead to diabetes. More here

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Though a healthy diet, regular exercise, and remaining socially active can help preserve cognitive function as we age, some of how our brain ages is determined by genetics. According to a new study published in Nature, about 24 percent of the mental changes that occur as we age are determined by our genes. Ian J. Deary, PhD, researcher and professor of psychology at the University of Edinburgh, said the findings will encourage researchers looking for the genetic and environmental contributions to why some people’s cognitive functions age better than others. The study analyzed genetic material from nearly 2,000 people whose general intelligence was tested at age 11 and again when they were 65, 70, and 79. Read more »