Im 52 and down to 48% vital lung capacity due to PD.
IBreathing problems in Parkinson’s disease: a common problem, rarely diagnosed
Parkinson’s disease (PD) is the second most common neurodegenerative disorder after Alzheimer’s disease.
Although James Parkinson, in 1817, described breathing abnormalities in his “Essay on the shaking palsy”, there has been limited research on this important non-motor symptom.
cheers i hope this helps someone.