Although most commonly diagnosed in those over 50, younger people are not immune. In fact, one per cent of sufferers are under this age threshold. While tremors, stiffness, and slow movement are the most notable symptoms, Parkinson's can also affect individuals on a subtler level, sometimes years prior to the physical signs.

Parkinson's disease symptoms can be numerous and wide-ranging, but there are some early warning signs to look out for.

The study, conducted by researchers at the University of Birmingham, found that bad dreams and nightmares could be an early symptom of Parkinson's disease.

People with Parkinson's don't have enough of the chemical dopamine in their brain, because some of the nerve cells that make it have stopped working. The three main symptoms are tremors, slowness of movement, and muscle stiffness.

Parkinson's disease is a common, progressive neurological disorder which affects movement and has no cure. There are a number of symptoms to look out for, including one that can appear years before th

Parkinson's disease affects 8.5 million people globally, with symptoms including tremors, slow movement, and muscle stiffness. Early detection is crucial, and a decreased sense of smell, or anosmia, can be an early indicator.