COVID-19 Archive

In 2024, RSV vaccinations are recommended for infants and young children; everyone ages 75 and older, regardless of health; and people ages 60 to 74 at increased risk for severe RSV, such as people with lung or heart disease or those who live in nursing homes.

Side effects from the COVID vaccine like fatigue, achiness, muscle and joint pain, chills, headache, and fever are signs the body is making greater levels of antibodies, which adds extra protection against the virus, according to a 2024 study.

Small animals like turtles, iguanas, and frogs are often chosen as first-time pets for children, but it may be best to avoid them because they can carry bacteria that can make people sick. Here's what to know about this illness.

Postural orthostatic tachycardia syndrome (POTS) is a condition characterized by lightheadedness or dizziness when standing and a racing heart. The underlying cause is not known, although it sometimes follows bedrest after injury or illness. Recently, POTS has been diagnosed in some people who have had COVID-19.

Blood in the urine is often due to a urinary tract infection or kidney stones, but it might also indicate a more serious problem. To determine the cause, doctors start by analyzing a urine sample. Other tests may include imaging scans or cystoscopy to look inside the bladder.

The US is seeing an unusual spike in the mosquito-borne illness dengue fever. What is dengue, and where is it occurring in the US? How does it spread? And what steps can you take to protect against this and other mosquito-borne illnesses?

A 2024 study found that people who exercise regularly are much less likely to get COVID-19 or be hospitalized with it, compared with people who don't exercise regularly. That's because exercise keeps the immune system strong and able to fight off infection. Exercise enhances the ability of white blood cells to do battle; stimulates the production of antibodies in the lining of the nose, throat, breathing tubes, and lungs; and keeps the immune system from overreacting to infections and harming the body.