Look for emergency warning signs* for COVID 19: Trouble breathing. Persistent pain or pressure in the chest. New confusion. Inability to wake or stay awake. Depending on skin tone, lips, nail …

2023年11月10日 · COVID-19 symptoms can range from mild to serious. Anyone can have symptoms at any intensity level. You don't have to have an underlying condition to develop …

WebMD Symptom Checker is designed with a body map to help you understand what your medical symptoms could mean, and provide you with the trusted information you need to help …

Find possible causes of symptoms in children and adults. See our Symptom Checker.

Check on one or more symptoms to find possible causes. About this Symptom Checker.

2022年7月14日 · Symptoms indicate when something is wrong in your body. It could be an illness, injury, or medical condition. Doctors refer to symptoms in three categories. remitting – …

Learn the signs and symptoms of 12 serious health conditions like heart attack, stroke, STDs, breast cancer, lung disease, digestive diseases, bladder problems, skin cancer, and more.

2023年7月12日 · People may confuse signs and symptoms, but there are important differences that affect their use in the field of medicine. Any objective evidence of a disease, such as a …

2024年8月26日 · Learn about identifying flu symptoms, how the diagnosis works, common complications, and more.

Signs and symptoms are diagnostic indications of an illness, injury, or condition. Signs are objective and externally observable; symptoms are a person's reported subjective …