Hello, I've had flu for two weeks since 15th May. I am one week ahead of the flu. Fever lasted only for four days. Extensive coughing lasted two weeks. I am reposting this with some more details. My spo2 is 99% , Peak expiratory flow is 650 liters. I don't have shortness of breath or feel tired. Coughing mostly dry but once or twice with phlegm white in color. Sternum and back pain due to coughing. Pain level 2 out of 10. Frequent throat clearing. One nostril always free not anymore congested. No labored breathing or noises when checked with a stethoscope. Symptoms better after steam inhalation for about three to four hours.