Anxiety caused by medical factors. Anxiety is associated with medical factors such as anemia, asthma, infections, and several heart conditions. Some medically-related causes of anxiety include: 1  Stress from a serious medical illness.
Maybe Longer Than You Think Most people think a cough should last an average of seven to nine days. In fact, says a new report, a cough can last much longer, and in many cases will go away on its own. Most people think a cough should last an average of seven to nine days.
Acute Bronchitis: How Long Does It Last? Acute bronchitis often develops three to four days after a cold or the flu. It may start with a dry cough, then after a few days the coughing spells may bring up mucus. Most people get over an acute bout of bronchitis in two to three weeks, although the cough can sometimes hang on for four weeks or more. If you're in otherwise good health, your lungs will return to normal after you've recovered from the initial infection.