Being tested for asthma will typically include a medical history, including any pattern related to the symptoms or possible precipitating factors. Spirometry, which uses pulmonary function tests to study the air volume and flow rate within the lungs, can help detect asthma. Your doctor will look at vital capacity, peak expiratory flow rate and forced expiratory volume.
Dara Torres has asthma, just like her father, says a story in the New York Times. But for years, she had been training and competing with coughing and difficulty breathing. When she finally started taking asthma medicine, "she realized how much, and how needlessly, she had been suffering." But her newly found breathing capacity came with…