One million Americans are living with Parkinson’s disease every day, and approximately 60,000 people are diagnosed with the disease every year, according to the Parkinson’s’ Disease Foundation. Furthermore, African Americans are more likely to have a severe form of Parkinson’s disease compared to white patients but less likely to be prescribed dopaminergic medications, according to the April 2011 issue of Archives of Neurology.

Although many well-known and well-respected people, including Muhammad Ali and Michael J. Fox, have been open about their struggles with Parkinson’s, it still remains a mystery to so many. The progression of the disease tends to be more gradual, starting out with a hand tremor, but it eventually ends up affecting the entire body. Here are seven of the most common symptoms of Parkinson’s disease to look out for.

Join the conversation and share this story