Parkinson's disease is an illness that affects the part of your brain that controls how you move your body. Some people with Parkinson’s first notice weakness, difficulty walking, and stiff muscles.

In stage 4 melanoma, the cancer has spread from its place of origin to other parts of the body, such as the lungs, brain, liver, spinal cord, bone, digestive tract, soft tissue, and distant lymph ...

It is estimated that approximately 4 million people worldwide have ... to quantify brain changes associated with the stages of Parkinson's disease, the study could have several implications ...