Sleeping in a cool Bedroom helps!! Use 2 Pillows to lift your head up a bit, but not to high!!! VOID, Stress, and eating late at nightwill help a lot. Tyroid issues at time could be the broblem. Make Research because there are a few things that could be the cost of Breathing problems. RU-vid has plenty informative Videos on the subject. Further, see a Doc, someone who can do blood work and xrays to check further. ... I did so myself. Not being able to breath well at times.
When they lie down blood accumulates in the lungs and causes dyspnea and discomfort in heart patients , when u stand up there is less blood in chest and so does they get confortable