Immune and infectious diseases Archive

The FDA approved Moderna's mFLUSIVA, the first mRNA flu vaccine, for adults ages 50 and older. Trials showed it outperformed traditional flu shots in preventing infection, though with a higher rate of side effects. It’s expected to be available in time for flu season.

Several factors increase the risk for complications from COVID-19 or influenza and should prompt someone to request an antiviral medication as soon as possible, even if they have been vaccinated or have had the infections before. The risk factors are age (being 65 or older), an impaired immune system, and underlying conditions (especially heart or lung disease). Pregnant women also are at increased risk for severe influenza and COVID, and should consider taking an antiviral.

The most common problems detected with a stethoscope are conditions that affect one of your heart valves—usually the aortic valve or the mitral valve. While often harmless, these problems sometimes require monitoring and treatment.

An anti-inflammatory diet may help rein in chronic inflammation. The eating plan is rich in vegetables, fruit, healthy oils, nuts and seeds, and other foods with anti-inflammatory benefits. What’s not included: refined carbohydrates, red and processed meats, deep-fried foods, and other inflammation-promoting foods.

Scientists are learning that chronic inflammation can raise people’s risk for cardiovascular disease much like established risk factors. The American College of Cardiology advocates measuring an inflammation marker called C-reactive protein in healthy people to reveal hidden heart disease risk.

Women on birth control who develop shingles may worry Valtrex could reduce protection. Find out if this antiviral impacts contraceptives.

Diagnosing hypothyroidism can be tricky because typical symptoms (such as fatigue and trouble losing weight) have many other possible causes. Some people treated for hypothyroidism may be able to safely stop treatment with close medical monitoring.