Dave Parker, the legendary Pirates slugger known as “The Cobra,” passed away at the age of 74 on June 28, just one month before what would have been his induction into the Baseball Hall of Fame. Parker captivated baseball fans throughout the 1970s and ’80s with his thunderous bat, cannon arm, and unapologetic swagger. A seven-time All-Star, 1978 NL MVP, two-time World Series champion, and first Black athlete in MLB to earn $1 million per season, Parker’s legacy is secured in baseball lore.While celebrated for his powerful bat, cannon arm, and brash charisma, Parker’s later years were overshadowed by a private battle with Parkinson’s disease – a neurodegenerative disorder that gradually erodes motor function.
Parker’s struggle with Parkinson’s:
Parker was first diagnosed with Parkinson’s disease in February 2012, after noticing a subtle tremor in his right hand during a routine examination. That tremor, coupled with occasional slurred speech and slowed movements, marked the early symptomatic stage of the disease. Known for his physical dominance, Parker responded to the diagnosis with remarkable resilience, maintaining a disciplined lifestyle of cycling, golf, and diet, often foregoing medications and relying on natural therapies.

He publicly disclosed his condition in 2013, at age 62, and soon launched the Dave Parker 39 Foundation in alliance with his wife, Kellye, to support research and spread awareness of Parkinson’s.12 years from that, on June 28, 2025, Parker passed away. His passing was announced by the Pirates at a pre-game ceremony, prompting a moment of collective silence and remembrance.While the cause of Parker’s death is yet to be known and publicly disclosed, Parkinson’s, a progressive neurodegenerative disorder, might have been a contributing factor in his death. Parkinson’s does not kill directly but can lead to fatal complications, like, fall-related injuries, pneumonia, cardiovascular decline, among others. Given Parker’s advanced age and long disease course, the consensus points to Parkinson’s as the most significant health factor preceding his death.
What is Parkinson’s?
Parkinson’s disease is a progressive neurological disorder that primarily affects movement, but also impacts other bodily functions. It’s characterized by the degeneration of nerve cells in the brain that produce dopamine, a chemical messenger crucial for smooth and coordinated movements. This dopamine deficiency leads to a range of motor symptoms like tremors, stiffness, slow movement, and impaired balance.
Causes of Parkinson’s:
The exact cause of Parkinson’s disease is still unknown, but it’s believed to be a combination of genetic and environmental factors, with age being a significant risk factor. While some cases are linked to specific genetic mutations, many cases appear to be sporadic, meaning they don’t have a clear inherited cause. Key factors:Genetics: Specific genetic mutations can increase the risk of developing Parkinson’s, and in some families, the disease can be inherited. Environmental factors: Exposure to certain toxins, pesticides, herbicides, and heavy metals has been linked to an increased risk. Age: The risk of developing Parkinson’s increases with age, with the median age of onset being around 60 years. Parker was 61 when he was diagnosed with the disease.Brain cell damage: Parkinson’s disease is characterized by the loss of dopamine-producing nerve cells in the brain, which leads to movement and other symptoms. Lewy bodies: Abnormal clumps of a protein called alpha-synuclein, called Lewy bodies, are found in the brains of people with Parkinson’s and are thought to play a role in the disease’s progression.

Early symptoms of Parkinson’s:
Parker’s story began with a seemingly minor trembling, common in early Parkinson’s. Awareness of early-stage symptoms is vital, as timely interventions can markedly improve outcomes. Here are the cardinal and subtle early signs:
Motor symptoms:
Resting tremor: The slight shaking in one hand, arm, or foot—often subtle and first noted during inactivity.Bradykinesia: Slowness of movement, making daily tasks like buttoning a shirt more difficult.Muscle rigidity: Stiffness in limbs or torso, limiting range of motion and flexibility.Postural instability: Slight changes in posture, balance, or walking, shuffling instead of a normal stride.
Non-motor signs:
Micrographia: Noticeably smaller handwriting; letters crowding together without effort.Speech and facial changes: Softer or slurred speech, reduced facial expressions – features seen in Parker’s interviews.Non-motor signs also include sleep disturbances, loss of smell (hyposmia or anosmia can precede motor symptoms by years), constipation (gastrointestinal slow-down, disrupted REM sleep, vivid dreams), mood changes (depression, anxiety, orthostatic hypotension), or autonomic changes (urinary issues) – less obvious symptoms not widely discussed in Parker’s case, but commonly reported in clinical literature.Notably, Parkinson’s presents differently for each person. Not everyone experiences every symptom early on, but early signs like a hand tremor, slower gait, or subtle facial changes merit medical evaluation. Early detection is crucial, as it can slow the progression of the disease and hence improve quality of life.

Treatment for Parkinson’s:
While there isn’t a cure for Parkinson’s disease, treatments focus on managing symptoms and improving quality of life. These include medications, surgery, and supportive therapies like physical, occupational, and speech therapy. Lifestyle changes, such as exercise, can also play a significant role in managing the disease.