Vaccines and immunizations Archive

Concussions are the most common type of traumatic brain injury. It's important to do all that we can to prevent concussions in children and teens –– especially those who play contact sports –– and make sure they get the right treatment when a concussion occurs.

The past two years have been hard and children and teens have had to deal with particularly challenging circumstances. Resilience—the ability to overcome hardship and stress—is one of the most important skills parents can teach their children.

Probiotics can be helpful in some cases, but it's unclear whether they are safe for all older adults.

Many cancers might be avoided if people did at least five hours of moderate-intensity exercise per week like brisk walking, biking riding, and water aerobics.

Increasingly, tests that measure C-reactive protein are marketed to health-conscious consumers as a way of determining if they have chronic inflammation. However, the test is just one piece of evidence and should be interpreted by one's doctor. Without that expertise, a customer might not understand what the CRP test result means, and as a result might suffer unnecessary anxiety or pursue unnecessary tests. It's best to talk to one's doctor before seeking tests that measure CRP levels.

A recent analysis found evidence mixed on whether zinc can help prevent or treat a cold. However, there appears to be no significant harm from taking over-the-counter zinc products in safe amounts per the label's instructions.

Men are less likely than women to get regular exams and tests, especially when they are younger. But as they age, routine screenings are essential. There are certain tests most men should have at some point, including ones for colon cancer, high blood pressure, hepatitis C, diabetes, and HIV. Other tests men should consider if they are at high risk for specific ailments, such as abdominal aortic aneurysm, hepatitis B, and lung cancer.

For hundreds of years there have been documented instances of groups of people developing similar, medically inexplicable, and sometimes bizarre symptoms, such as paralysis, involuntary tics, or uncontrollable laughter. Known as sociogenic illness, a recent example appears to be fueled by social media postings—meaning physical proximity is no longer a factor.