Coronavirus disease 2019 (COVID-19) - Symptoms and causes
Oct 21, 2025 · Coronavirus disease 2019 (COVID-19) is an illness caused by the virus SARS-CoV-2. Learn more about the symptoms, risks and ways to protect yourself.
Unusual COVID-19 symptoms: What are they? - Mayo Clinic
Jun 13, 2024 · COVID-19 can cause a wide variety of symptoms, some more common than others. Learn about how COVID-19 can make you feel.
COVID-19 vs. flu: Similarities and differences - Mayo Clinic
Oct 22, 2025 · Coronavirus disease 2019 (COVID-19) and seasonal flu have many similarities and differences. Find out what to know and how to protect yourself from these diseases.
COVID-19, cold, allergies and the flu: What are the differences?
Oct 22, 2025 · Coronavirus disease 2019 (COVID-19) can cause many of the same symptoms as the common cold, seasonal allergies and the flu. So how can you tell if you have COVID-19? It …
Long COVID: Lasting effects of COVID-19 - Mayo Clinic
Aug 23, 2024 · COVID-19 can have lasting symptoms that affect many parts of the body. Learn more about the symptoms and effects of long COVID.
COVID-19: What are the Stages and Causes of Death? - Drugs.com
Jul 22, 2024 · This figure below shows the progression and duration of the major symptoms of COVID-19 in survivors and non-survivors for hospitalized patients in the study. Figure 1. …
2019 冠状病毒病（COVID-19） - 症状与病因 - 妙佑医疗国际
Oct 21, 2025 · 当 COVID-19 患者在咳嗽、打喷嚏、呼吸、唱歌或说话的时候，呼出的气体可能含有 COVID-19 病毒。 例如，感染患者呼吸中携带的冠状病毒会在打喷嚏或咳嗽后，直接落在 …
Cold, flu, hay fever, or COVID - Which one do I have? - Drugs.com
Oct 23, 2024 · Some people never even have symptoms. In fact, many of the most common COVID-19 symptoms are commonly seen in other illnesses, like the flu, the common cold or …
Moderna COVID-19 Vaccine Side Effects - Drugs.com
May 16, 2025 · Learn about the side effects of Moderna COVID-19 Vaccine (COVID-19 mRNA (Moderna) vaccine), from common to rare, for consumers and healthcare professionals.
COVID-19 in babies and children - Mayo Clinic
Oct 21, 2025 · Know the symptoms of COVID-19 in children, what to do if your child appears sick and how to keep your family healthy.