The editors of jama recognize the challenges concerns and frustration about the shortage of personal protective equipment ppe that is affecting the care of patients and safety of health care workers in the us and around the world we seek creative immediate solutions for how to maximize the use of ppe to conserve the supply of ppe and to identify new sources of ppe. Chronic obstructive pulmonary disease copd is a type of obstructive lung disease characterized by long term breathing problems and poor airflow the main symptoms include shortness of breath and cough with mucus production copd is a progressive disease meaning it typically worsens over time eventually everyday activities such as walking or dressing become difficult. The islamic golden age arabic romanized al asr al dhahabi lil islam was a period of cultural economic and scientific flourishing in the history of islam traditionally dated from the 8th century to the 14th century this period is traditionally understood to have begun during the reign of the abbasid caliph harun al rashid 786 to 809 with
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