Sparo is an award-winning, digital health company in St. Louis, MO committed to transforming respiratory care for patients—from reactive to proactive. Sparo’s flagship product, Wing® (mywing.io), is the 1st FDA-cleared, over-the-counter smartphone sensor for measuring lung function. Sparo has been granted a patent for Wing’s core technology and has now shipped 700+ Wings to customers through initial direct to consumer channels.