Ultra-fine dust (PM2.5) is a fine particle of 2.5㎛ or less, absorbed directly into the body without passing through the nose ...
Asthma is an inflammation and obstruction of the bronchial tubes — the passages that allow air to enter and leave the lungs. During an asthma attack, the muscles that surround the bronchial ...
The Vatican said that Monday’s two crises were caused by a significant accumulation of mucus in his bronchial tubes. By Emma Bubola Reporting from the Vatican. Pope Francis had two acute ...