Qigong breathing exercises to help strengthen the Lungs - Covid-19 video Added: Apr 2020 | Last update: Apr 2020 These simple yet very effective exercises help open the airways, strengthen the lungs and calms the mind. In this time of Covid-19 its always good to strengthen the lungs. Www.yanshougong.org Tags: qigong covid 19 corona crisis lungs sick harmony lung fu