Health Topics

Find information on many health topics, listed A to Z.


Coronaviruses (CoV) are a large family of viruses that cause illness ranging from the common cold to more severe diseases, such as MERS (Middle East respiratory syndrome) and SARS (severe acute respiratory syndrome). Coronaviruses are transmitted between animals and people. The new strain is called COVID-19 acute respiratory disease (novel coronavirus),

In The News

COVID-19 vaccination expands in Sparta

The number of days COVID-19 vaccines will be offered to patients has increased, while there is one less day of testing.

April 12, 2021
COVID-19 vaccination for age 16 and up in Southwest Minnesota

Effective immediately, patients in Southwest Minnesota ages 16 and up can schedule an appointment to be vaccinated for COVID-19.

April 7, 2021
COVID-19 vaccination site in New Prague

A COVID-19 vaccination site will open at the New Prague clinic on Wednesday, March 17.


March 12, 2021
COVID-19 Vaccination Center to Open in Mankato

To prepare for the next phases of COVID-19 vaccinations, Mayo Clinic Health System will open a COVID-19 vaccination center on Monday, Feb. 15, 2021.

February 12, 2021
Visitor guidelines change in Northwest Wisconsin

Beginning Feb. 3, one visitor per patient will be allowed following additional guidelines.

February 2, 2021
Belle Plaine changing COVID-19 testing protocols

Testing for COVID-19 in Belle Plaine will be by appointment only beginning Monday, Feb. 1.

January 25, 2021
Five clinics to reopen and hospital visitor policy updates in Southwest Minnesota

We are resuming operations at five area clinics that had been closed for several weeks and updating our hospital visitor policy.  

January 15, 2021
Single testing process implemented for COVID-19, respiratory illnesses

Mayo Clinic will combine the triage and testing process for COVID-19, influenza and respiratory syncytial virus (RSV), in addition to strep throat for some children.

December 8, 2020
Temporary suspension of operations at 5 clinics to support COVID-19 response

Due to Covid-19, operations at Mankato-Northridge, Le Sueur, Janesville and Waterville clinics are temporarily suspended as of Monday, Dec. 7.

December 3, 2020
COVID-19 holiday series: 5 things you can do to physically prepare for the long winter

The holiday season can be a tricky time to maintain physical health, and with COVID-19 keeping many people indoors and isolated, there are even more barriers to wellness.

November 25, 2020
Partnership with Minnesota State Mankato for hockey, student COVID-19 testing

The contract is part of a comprehensive partnership between Mayo Clinic Health System and Minnesota State Mankato, which also includes COVID-19 testing of symptomatic students.

November 19, 2020
COVID-19 holidays series: Tips for leaving home to travel during the pandemic

If you do choose to travel, it's so important to plan ahead, be vigilant and exercise caution. 

November 19, 2020

From The Blog

Gloved hands needle in vaccine vial

More COVID-19 vaccine questions answered

Vaccines are perhaps the best hope, along with following safety protocols, for ending the pandemic. Here are answers to a few of the most common questions about COVID-19 vaccines.

April 13, 2021
Janssen vaccine

Mayo Clinic responds to Johnson & Johnson COVID-19 vaccine pause

Mayo Clinic's response follows the Centers for Disease Control and Prevention and the Food and Drug Administration recommendations to pause on distributing the Johnson & Johnson COVID-19 vaccine until further notice.

April 13, 2021
Daughter touching mother

What studies show about pregnancy, COVID-19 vaccines

Over 30,000 women who are pregnant have been vaccinated for COVID-19, including thousands in a CDC monitoring program which closely follows them for long-term adverse effects. Here's what the studies have found.

March 31, 2021
Masked people socially distancing

Herd immunity and COVID-19: What you need to know

Wondering if herd immunity against COVID-19 will slow the spread? Understand how it works and what experts say about its potential impact.

March 26, 2021
Receiving a vaccination

Understanding COVID-19 vaccine side effects, why second dose could feel worse

All vaccines could cause some degree of reaction, and the same is true for COVID-19 vaccines — especially the second dose. Here's what you should know.

March 25, 2021
Four people meeting inside for coffee

CDC guidance for people vaccinated against COVID-19

The CDC has issued an interim set of recommendations for people who have been fully vaccinated against COVID-19. Find out what this means for you.

March 15, 2021
Masked woman talking to friend

You’ve been vaccinated for COVID-19. Now what?

The Centers for Disease Control and Prevention released new guidelines for Americans who have been vaccinated for COVID-19. A Mayo Clinic expert answers common questions about what you can do after being vaccinated.

March 11, 2021
COVID-19 vaccine vial

Mayo Clinic expert answers questions about Johnson & Johnson COVID-19 vaccine

The Food and Drug Administration has granted emergency use authorization for a new COVID-19 vaccine. A Mayo Clinic expert answers questions about how the new vaccine works, its effectiveness and significance.

March 9, 2021
Woman with hand on forehead

COVID-19 pandemic has increased loneliness and other social issues, especially for women

Social distancing has reduced the spread of COVID-19, but it also has created or aggravated social issues, such as loneliness and strained friendships, new Mayo Clinic research has found. Women and those with poorer health are disproportionately affected, the research team says.

March 5, 2021
Child receiving vaccination in arm

Don't let fear of needles interfere with vaccinations

Virtually all vaccinations, including the COVID-19 vaccines, involve a needle. Don't let fear of needles stop you from getting vaccinations that can protect your health. Here are three ways to work through your fear.

March 2, 2021
Two children playing in snow

6 tips to reduce children's screen time

Children are on screens during the school day more than ever because of the COVID-19 pandemic. Here are 6 tips to help trim screen time when they're not in school.

Madhan Prabhakaran MD By Madhan Prabhakaran February 26, 2021
Speaking on cell phone

Screening mammograms and COVID-19 vaccines

Some women have reported swollen lymph nodes after a COVID-19 vaccination, raising questions about rescheduling a mammogram. Bottom line: Do not delay your mammogram.

February 25, 2021