Health Topics

Health topics

Browse topics to help you live your best life.

COVID-19 Vaccine

Vaccines help your body build up the ability to fight off a virus. A vaccine may not prevent you from getting the COVID-19 virus. But if you do get it, the vaccination may keep you from becoming seriously ill. Or it may keep you from developing complications due to the illness.

Hometown Health Blog

Mayo Clinic expert discusses updated COVID-19 vaccines

New COVID-19 vaccines are designed to better protect against variants and prevent serious illness. Read what a Mayo Clinic expert shares about who should receive the updated vaccine.

September 11, 2024

At-home COVID-19 tests: What to know about expiration dates, new variants

A Mayo Clinic expert shares what you need to know about expiration dates for at-home COVID-19 tests. Find out if these tests can detect new COVID-19 variants and what to do if the test is positive.

September 20, 2023

Expert answers about new COVID-19 vaccine

The FDA approved a COVID-19 vaccine that targets current variants. A Mayo Clinic expert explains who should get this vaccine and if it can be given at the same time as the annual influenza vaccine.

September 15, 2023

COVID-19 care generates gratitude, new career

A life-threatening case of COVID-19 put April Alden-O'Connor in the hospital for more than two months. Learn how it also brought insights about caring for others and her future career path.

March 2, 2023

What should you do if you have COVID-19 or flu?

Unsure if you have flu or COVID-19? Symptoms can be similar. Find out what to do, and how to self-manage symptoms and use the Check Symptoms tool.

Muhanad Mohamed, M.D. By Muhanad Mohamed January 30, 2023

Don't skip your flu shot this year

Put up your best defense. It's time for your seasonal flu shot. Learn why it's more important than ever to be vaccinated.

Jennifer Johnson DO By Jennifer Johnson September 22, 2022

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.

March 29, 2022

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.

March 10, 2022

How the COVID-19 pandemic is affecting kids

A common misconception is that the effect of COVID-19 on kids is minimal. Learn how the pandemic really affects children physically and mentally.

January 27, 2022

Emergency departments not for COVID-19 testing

If you need to test for COVID-19, Mayo Clinic health experts remind you not to go to the emergency department as it is for patients with life-threatening needs.

January 17, 2022

Mayo Clinic App makes managing health care a breeze

College student Lucas Anderson found that using Patient Online Services on the Mayo Clinic App made it easy for him manage his health care.

January 17, 2022

Types of COVID-19 tests, when to use them

You may have questions about differences in the types of COVID-19 tests available and when to use them. A Mayo Clinic expert breaks down the testing options and explains how they work.

December 30, 2021