Lung infections such as bronchitis. Air irritants, such as smoke and odors. Exposure to occupational chemicals or other materials. Wheezing upon breathing out. Coughing, especially at night, with little sputum.
Neck muscles tighten.
Inability to speak. Mental changes, including restlessness or confusion. Family history of asthma or allergies. Exposure to air pollutants. Investigate and avoid triggering factors.