Hi, i am 62 female, (115 weight, height 5'0) and have history of Parkinson Disease. I have this disease since 15 years now. For about 3 weeks, i have a little bit of saliva coming from my throats, and i also have arm and leg pain, also i am loosing a lot of weight. So i wanna make sure, if these are symptoms of Pneumonia??? Help will be appreciated.