You had a fall and suffered the tell-tale scrape on your knee. Within a week, it’s filled in with green pus. Don’t worry, there’s no alien at play here. Pus is a sign that your body’s defense system has kicked in. All you need to do is figure out what … Read More
white blood cells
With cold and flu viruses seemingly stronger than ever, the thought may have crossed your mind more than once: How to boost your immune system? Studies have proven that these eight dietary supplements are among the most effective at enhancing your immunity to infectious diseases.
There … Read More
Finding a lump is frightening—no matter where it is. Swollen lymph nodes are your body’s way of telling you that something’s wrong. Usually, they’re alerting you to a mild infection or illness. Once your immune system has fought the pesky invader, your lymph nodes will shrink back to their normal … Read More
An annual physical and a blood test go hand in hand. Blood tests can help a doctor to diagnose multiple medical problems and diseases, sometimes before a patient notices any of the tell-tale symptoms. Conditions such as cancer, liver disorders, diabetes, Read More
The phrase “silent heart attack” suggests an event that comes and goes without much fanfare. And while it’s true you can have an actual heart attack without realizing it at the time, the signs of a silent heart attack can include real damage to your heart muscle. … Read More
Blood types are important when it comes to donating blood or having a transfusion. They’re also a good indicator of your potential health risks. Those with certain blood types are genetically predisposed to various illnesses, for instance. From heart disease to cancer, your specific … Read More
Pretty much everyone knows his or her normal urine color (or subtle range of urine colors). If the shade changes a great deal, however, we can become a little alarmed.
But hold on. While urine color is a centuries-old diagnostic tool, many shades of yellow can be perfectly normal, even if … Read More
Every year, millions of Americans are hit by cold, flu, and other respiratory infections. While the common cold will rarely cause serious complications, the flu and other infections—such as Legionnaire’s, pneumococcus, and mycoplasma—can lead to severe and potentially life-threatening complications, especially in the young, … Read More
Joint inflammation is easily recognizable—it's a condition that affects 80 percent of the world’s population. You’ll know inflammation by its symptoms: pain, warmth, redness, swelling, and perhaps loss of joint function. The symptoms are uncomfortable but manageable with rest, ice, compression, elevation—the classic "RICE" treatment—and a non-steroidal … Read More
What is ehrlichiosis? It's a bacterial disease of the white blood cells. Spread by ticks, ehrlichiosis affects all mammals, including people. Two bacteria in particular are known to cause the disease—Ehrlichia chaffeensis and Ehrlichia ewingii. A third, Ehrlichia muris, is being evaluated as another cause. According to the U.S. National … Read More