Among those campaigning to keep kratom legal are scientists such as Andrew Kruegel, an associate research scientist at Columbia University.
Even these symptoms donât necessarily mean the cough is serious. Iâm seeing plenty of people this year with fevers and coughs lasting two and even three weeks or more who still turn out to have simple viral infections. But these are symptoms that are worth a call or even a trip to your doctorâs office.
An occasional cough is normal and healthy. A cough that persists for several weeks or one that brings up discolored or bloody mucus may indicate a condition that needs medical attention. At times, coughing can be very forceful â the velocity of air from a vigorous cough can approach 500 miles an hour. Prolonged, vigorous coughing is exhausting and can cause sleeplessness, headaches, urinary incontinence and even broken ribs. Causes.