Results: Because there is no definitive test for the diagnosis of PD, the disease must be diagnosed based on clinical criteria. Rest tremor, bradykinesia, rigidity and loss of postural reflexes are ...
In addition, sphygmomanometers can underestimate blood pressure when it is perturbed by pressor reflexes, such as those engaged by upright posture, or if it is increased by pressor agents.
Most posture correctors are designed to help you sit up straighter. The thinking behind these devices is that a straighter posture will help relieve back tension and improve musculoskeletal function.