what are the four cardinal signs of parkinson's disease

Tremor: Resting tremor is one of the most recognizable symptoms of Parkinson's disease. It usually begins in one arm and manifests as a rhythmic tremor or tremor, especially when the limb is at rest.

Bradykinesia: This refers to the slowness of movement and a general decrease in spontaneous and voluntary movements.

Rigidity: Parkinson's disease can cause muscle stiffness and resistance to passive movement.

Postural instability: As Parkinson's disease progresses individuals may have difficulty maintaining balance and posture.

Changes in posture and balance: Some women may experience a stooped posture or postural instability which increases their risk of falling.

Micrographia: Handwriting can become smaller and more tight over time a condition called micrographia.

Reduced arm swing: Reduced swing of one or both arms while walking may be seen even in the early stages of the disease.

Changes in facial expressions: Women with Parkinson's disease may have decreased facial expressions such as a fixed or mask-like facial expression.