Health Topics
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Infectious Diseases
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What you need to know about monkeypox
The CDC is tracking multiple clusters of monkeypox. A Mayo Clinic expert explains what this virus is, how it's transmitted and what you need to know.
COVID-19 booster vaccinations extended to kids 5–11
Vaccination continues to be a safe, effective way to prevent serious illness and hospitalizations from COVID-19. Here's what parents of children ages 5–11 need to know.
Taming ticks
While you're enjoying the outdoors, ticks are looking for a ride — and a meal. Ticks survive on blood from humans and animals, and can transmit disease. Learn how to tame these unwelcome hitchhikers.
What to know about FDA limits on use of J&J COVID-19 vaccine
Because of an elevated, but low, risk of blood clots associated with the J&J COVID-19 vaccine, the FDA has limited its use. A Mayo Clinic expert explains what the latest recommendation means for you.
Shingles: Not just a band of blisters
If you've ever had chickenpox, you may be susceptible to shingles. This common condition causes a painful, blistered rash. Learn about prevention and treatment.
Second COVID-19 booster for those 50 and older, immunocompromised
The Centers for Disease Control and Prevention has expanded eligibility for a second COVID-19 booster. Get the details with this Q&A.
Dealing with 'brain fog' from long COVID-19
One symptom of post-COVID syndrome is described as "brain fog." Learn what you can do if you have short-term memory loss, confusion and difficulty concentrating after a COVID-19 infection.
Endemic vs. epidemic vs. pandemic: What you need to know
The drop in COVID-19 cases may lead you to think the pandemic is ending. While stats are headed in the right direction, an infectious diseases expert explains why it's too early to say it's over.
Updated COVID-19 vaccine recommendations
The Centers for Disease Control and Prevention issued interim recommendations for a shortened interval to the booster, or fourth, dose of mRNA vaccines for immunocompromised people among other updates. Get the details.
COVID-19 considerations for your winter travel getaway
If you're planning a winter vacation, you'll need to know how the COVID-19 pandemic affects your plans. Follow these guidelines to safely enjoy your time away.
Helping kids struggling with the ever-changing COVID-19 pandemic
Children are once again facing disruption to daily routines due to COVID-19 cases surging. Get advice on how to support kids having difficulty coping with the changes.
Omicron BA.2 subvariant: What Mayo Clinic COVID-19 experts know
Scientists are tracking the rise in cases of omicron BA.2, which they say is even more contagious than the original omicron variant.