prevent memory loss

Brain Atrophy: Can It Be Reversed?

The human brain is a truly remarkable and highly complex organ. Neurons are the brain cells that carry messages throughout the brain, nervous system, and body. It’s estimated that healthy adults have around 100 billion neurons, each connecting to 10,000 other neurons—an impressive network indeed! Brain atrophy "is a common … Read More

Fight Memory Loss by Watching Your Waistline

While a definitive link between body weight and memory loss has not yet been established, a number of studies suggest that controlling your weight may be a good way to protect your brain. A high body mass index (BMI, a ratio of height to weight that is used to measure … Read More

Identifying Mild Cognitive Impairment

Most older adults have some memory slips, but mild cognitive impairment crosses the line from normal lapses into excessive memory changes. MCI is the stage that comes after age-associated memory impairment, and it sometimes—but not always—leads to dementia. Currently, as many as 15 to 20 percent of Americans aged 65 … Read More

“Exergaming”: Can It Boost Your Brainpower?

Combining physical exercise with video games can help boost motivation when it comes to getting enough physical activity, but “exergaming” isn’t just for kids—it may benefit adults, too. In a recent small study, older adults with mild cognitive impairment (MCI) who played exergames—video games that double as exercise—experienced improvements when … Read More

How Much Exercise Do I Need? Even Experts Disagree

How much exercise do we need? The U.S. National Library of Medicine is clear about it: at least 30 minutes of aerobic exercise every day—that's 210 minutes a week— and strength-training exercise twice a week. Aerobic exercise is continuous physical activity using large muscle groups for a sustained period (a minimum … Read More

What Does Serotonin Do?

It's an important question in trying to understand the chemicals that help define us: "What does serotonin do?" Serotonin is a neurotransmitter—a brain chemical that helps to activate communication between brain cells. Neurotransmitters work by binding to receptors (molecules of protein that receive external signals) on the surface of cells. … Read More

The Warning Signs and Stages of Alzheimer’s Disease

According to the Alzheimer’s Association, one in eight older Americans has Alzheimer’s disease, the sixth-leading cause of death in the United States.[1] Many people are unaware that there are different stages of Alzheimer’s disease; knowing these stages can help you take the appropriate steps to prevent memory loss before it’s … Read More

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