There are about 600 lymph nodes in your body, and most of them are located in your neck. A lymph node is part of your body’s defense system. A body fluid that comes out of your blood, called lymph, runs through your lymph nodes. The job of the lymph node … Read More
According to the National Institutes of Health (NIH), alopecia areata is a disease of the immune system that attacks your hair follicles. Your immune system is your defense against foreign invaders like viruses or bacteria, but sometimes the immune system mistakes normal body tissues as foreign and attacks them. This … Read More
According to the American Heart Association, when it comes to health benefits, walking is the simplest, safest, and cheapest way to get the most benefits from exercise. It is safer and easier than jogging, and studies show if your goal is health benefits, walking is as good as running without … Read More
Kristen N. Smith, PhD, RDN, LD
Selenium may have caught your attention, as it’s one among many supplements that has been studied for its potential to treat a variety of conditions ranging from asthma and dandruff to infertility. While it’s true that our bodies need this essential to function properly, it takes very little to do … Read More
According to the American Cancer Society, radiation energy from the sun is called ultraviolet (UV) light. There are three types. UVA is the weakest type, but it can cause DNA damage in your skin leading to skin aging and wrinkles. UVA also causes squamous and basal cell skin cancer, the … Read More
Epstein Barr virus is a virus that infects almost everybody by the time they are adults. Most people never have symptoms or only have mild cold-like symptoms. Some children or young adults have a more severe infection called mononucleosis. Once infected, everybody has EBV living in their white blood cells. … Read More
The latest Physical Activity Guidelines for Americans from the U.S. Department of Health and Human Services came out in November 2021. The new guidelines add even more benefits from exercise, based on research done after the first guidelines came out in 2008. New benefits include reducing your risk for Alzheimer’s … Read More
Kristen N. Smith, PhD, RDN, LD
Americans are embracing organics like never before. Once scant on supermarket shelves, organic foods have gained coveted space alongside their conventional food counterparts, whether produce, meats, dairy, or packaged foods. Organic food sales grew more than 12% in 2020, to nearly $62 billion—more than double the growth of the year … Read More
Alcohol is the most commonly used drug in the world. When you drink alcohol, it is absorbed in your digestive system and moves into your blood. In your blood, alcohol travels to your liver, where 90 percent of alcohol is broken down and eliminated. The rest comes out in your … Read More
Prostatectomy is the surgical removal of your prostate gland. During an open prostatectomy procedure, your surgeon makes a long incision in your lower belly, stands by your side, and removes your prostate through the incision. During a robotic prostatectomy, your surgeon sits at a computer console and controls tiny surgical … Read More
