Vaccines and immunizations Archive

More than 4.5 million dog bites occur in the US each year. Despite what you might expect, most of these are inflicted by a pet dog in a home. Learn more about how you can avoid injury, and what to do if you do get bitten.

A 2024 study found that two doses of the recombinant zoster vaccine to prevent shingles remains highly effective after four years.

Sepsis is the immune system's overwhelming response to infection. It can lead to a dramatic drop in blood pressure that damages vital organs and causes death. Sepsis risk factors include older age, recent surgery, chronic illness, artificial joints, or a suppressed immune system.

Psoriasis causes skin cells to multiply far faster than normal, leading to scaly, itchy, painful skin plaques. While treatments have vastly expanded, stigma surrounding psoriasis persists. Skin lesions can affect what people wear, what they do, and how they relate to others. To better cope, people with psoriasis can get family members involved in care and treatment decisions, see a dermatologist for more advanced therapies, revisit which treatments may work for them, and connect with others with the disease.

A 2023 study suggests that toothbrushing twice daily can lower rates of hospital-acquired pneumonia in seriously ill hospitalized patients.

With climate change, rising temperatures are making many regions dry within the US and beyond. The effects of droughts on the planet and our health are complex, and include water shortages, higher risk of disease, changes in habitability, and worse air quality.

The first over-the-counter daily birth control pill was approved by the FDA in 2023. How effective is it? What should you know about how to take it, which side effects may occur, and what to do if you miss a dose? Here are answers to these and other questions about this new nonprescription contraceptive.

Social media and stores are full of products that promise perfect skin. Increasingly these products are being marketed to tweens and teens as well as adults. For the most part tweens and teens do not need specialized skin products - but sometimes they make sense.