US Hearing Aids Market Size [2022-2029] worth USD 5.86 Billion | exhibiting a CAGR of 7.8% Pune, India, March 30, 2022 (GLOBE NEWSWIRE) -- The US hearing aids market size was USD 3.31 billion in 2021. The market is projected to grow from USD 3.46 billion in 2022 to USD 5.86 billion in...