2018年1月26日 · Antibiotics do nothing against viruses — regardless of whether green mucus is produced. However, the timing of symptoms may offer a clue as to the type of germs present. Thick, colored nasal mucus more often occurs at the beginning of a bacterial illness, rather than several days into it, as occurs with a viral infection.

2015年3月3日 · In rare instances, you may get a bacterial infection as a result of a cold, resulting in acute bacterial sinusitis. If that happens, cold symptoms get worse after seven to 10 days. You also may have yellow or green nasal drainage, pain in your face or teeth, and a fever. Acute sinusitis lasts up to four weeks.

2024年12月30日 · According to the Centers for Disease Control and Prevention, respiratory infections like colds, flu and RSV are rising across the U.S.

2019年4月3日 · These self-help steps can help relieve sinusitis symptoms: Drink fluids. Water or juice will help dilute mucous secretions and promote drainage. Avoid beverages that contain caffeine or alcohol, as they can be dehydrating. Drinking alcohol can also worsen the swelling of the lining of the sinuses and nose. Moisten your sinus cavities. Drape a towel […]

2023年3月14日 · DEAR MAYO CLINIC: I have had allergies since childhood, suffering during both the spring and fall seasons.This past month, however, I am experiencing more congestion and mucus, and I even have some facial pain.

2024年11月12日 · At Mayo Clinic’s Center for Individualized Medicine, scientists are investigating stool samples to uncover new insights into cancer treatment.

2020年8月3日 · Acute symptoms of COVID-19, such as cough, fever and shortness of breath, are now widely known. What is not known, however, is what symptoms and complications may linger long after an initial COVID-19 infection. Early research shows the disease attacks more than just the respiratory system, affecting multiple organs with blood clots and inflammation. Watch: […]

2024年3月28日 · For many people, one of the most uncomfortable parts of a colonoscopy is the preparation for the procedure. The purpose of a colonoscopy is to examine the colon and rectum for abnormalities such as polyps, tumors or inflammation, aiding in the detection and prevention of colorectal cancer.

2020年4月8日 · COVID-19 most commonly presents with respiratory symptoms, including cough and shortness of breath, as well as fever. However, digestive symptoms also can occur in patients with COVID-19, and with or without respiratory symptoms. In this Q&A, Dr. Sahil Khanna, a Mayo Clinic gastroenterologist, answers questions about gastrointestinal (GI) symptoms related to COVID-19. Watch: Dr. Sahil […]

2011年4月15日 · Chronic Bronchitis Involves Cough that Persists for Years and Produces Phlegm April 15, 2011 Dear Mayo Clinic: What causes chronic bronchitis? Is there a cure? Answer: Bronchitis is an inflammation of the lining of the tubes that carry air to and from the lungs (bronchial tubes). Symptoms include coughing, phlegm production, and …