Parkinson’s disease is a neurodegenerative disorder that primarily affects movement. While the symptoms of Parkinson’s disease can vary from person to person, some early warning signs that individuals may experience include:1) Tremors: Tremors or shaking, often beginning in a limb (typically a hand or fingers), are a common early sign of Parkinson’s disease. The tremors usually occur at rest and may disappear or decrease when the person engages in intentional movements.2) Bradykinesia: Bradykinesia refers to slowness or difficulty in initiating and executing voluntary movements. It can manifest as decreased arm swing while walking, small handwriting (micrographia), or difficulty with tasks that require fine motor control.3) Rigidity: Stiffness or rigidity of the limbs, neck, or trunk is another early sign of Parkinson’s disease. The muscles may feel tense and resistant to movement.4) Postural instability: Impaired balance and coordination can lead to postural instability, making it harder to maintain an upright position and increasing the risk of falls. This symptom tends to appear in later stages of the disease but can occasionally be an early sign.5) Changes in speech and writing: Parkinson’s disease can affect speech and writing, leading to slurred or soft speech and a decrease in facial expression. Writing may become smaller and more cramped over time.6) Loss of smell: An impaired sense of smell, called hyposmia, or a complete loss of smell, called anosmia, can be an early warning sign. Some individuals may notice difficulty in detecting odors they were previously able to identify.7) Sleep disturbances: Parkinson’s disease can cause sleep problems, such as insomnia, excessive daytime sleepiness, restless leg syndrome, or vivid dreams or nightmares.8) Mood and cognitive changes: Some individuals with Parkinson’s disease may experience depression, anxiety, apathy, or other mood changes. Cognitive impairments, such as problems with memory, attention, and executive functions, may also develop in later stages.It is important to note that experiencing one or more of these symptoms does not necessarily mean a person has Parkinson’s disease, as these signs can also be caused by other conditions. If you or someone you know is experiencing any concerning symptoms, it is best to consult a healthcare professional for a proper evaluation and diagnosis.