In a message dated 2/21/00 1:25:02 PM Eastern Standard Time, [log in to unmask] writes: << >> Charles, In my own case, I would say there is not a relationship between my sleep apnea and my PD, except that when I don't use my machine to facilitate sleep I notice an enhancement of PD symptoms, as part of a general malaise and weariness. The conditions seem to be (both in origin and in current functioning), quite independent. John Bachman 57, PD diagnosis 41/2 years, symptoms started 6-7 yrs. ago sleep apnea started 10+ yrs. ago