Chronic obstructive pulmonary disease (COPD) makes it hard to breathe. Narrowed airways can make you cough, wheeze, and feel short of breath. It can affect how you exercise, work, and do other daily ...

Continuous positive airway pressure (CPAP) therapy for obstructive sleep apnea is most effective in improving neurocognition in people who have a high arousal threshold, according to a new research ...