Hello sir my age 30 just need some knowledge about oxygen saturation becoz my parents age 55 and 48 .they r diabetic now good no issues . Oxygen saturation is 97 or 95 sometimes . I want to know if any breethless if they feel sometime can I use neibilozer at home for breathing  And oxygen saturation improvement if yes pls tell what I can use in that like any medicine name . Instead of unnecessary going hospital for oxygen now a days beds also not Available we r middle class so am gathering this information Can neubilizer gives relax to improve oxygen pls tell .thanks