Infectious Diseases Information - Mayo Clinic Health System
2024年9月11日 · Infectious diseases are disorders caused by organisms — such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They're normally harmless or even helpful, but some organisms under certain conditions may cause disease.
Endemic vs. epidemic vs. pandemic - Mayo Clinic Health System
2022年3月10日 · John O'Horo, M.D., a Mayo Clinic infectious diseases specialist, says that while stats are headed in the right direction, it's too early to call the pandemic over. "A lot of the discussion right now centers on if we are heading toward this being an endemic disease that's always present in the background.
Common questions about measles - Mayo Clinic Health System
2024年5月17日 · People with measles are contagious for about eight days — four before a rash appears and four while a rash is present. What are the symptoms of measles? Measles symptoms appear seven to 14 days after contact with the virus. Measles occurs in stages and progresses over a two- to three-week period. Symptoms are different throughout each stage.
What you need to know about monkeypox - Mayo Clinic Health …
2022年5月25日 · Infectious Diseases Scientists around the world are investigating multiple clusters of monkeypox cases. The Centers for Disease Control and Prevention (CDC) has indicated a U.S. resident tested positive for monkeypox after returning to the U.S. from Canada.
Upper respiratory illness tips - Mayo Clinic Health System
2024年12月26日 · Cases of flu, strep throat and RSV are increasing. Read five things to know during this year's upper respiratory illness season.
A look at pink eye (conjunctivitis) - Mayo Clinic Health System
2023年11月9日 · It's contagious and can easily be passed to another person through coughing, sneezing or any contact with the liquid that drains from an infected eye. You usually don't need antibiotic drops or ointments to treat pink eye. They don't help alleviate the symptoms or make you less contagious.
Why are you coughing so much? - Mayo Clinic Health System
2023年12月29日 · Hearing a chorus of coughs is typical at this time of year. An occasional cough is normal and healthy. A cough that persists for several weeks or brings up discolored or bloody mucus may indicate a condition that needs medical attention.
COVID-19 or coronavirus (CoV) - Mayo Clinic Health System
2023年9月15日 · 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.
At-home COVID 19 tests: What to know - Mayo Clinic Health System
2023年9月20日 · Are you contagious if you test positive for COVID-19? Yes, most likely you are. Yes, most likely you are. When an at-home antigen test is positive, that person still is shedding or excreting a high amount of viral protein.
5 misconceptions about vertigo, dizziness - Mayo Clinic Health …
2021年1月19日 · Many adults have experienced dizziness. It could have occurred after standing up too quickly, after a carnival ride, after taking a medication or during a migraine.