Â鶹Éç

Available for over a year

The number of people living with Parkinson’s disease is set to double over the next few decades as we all live longer. It is the only long-term neurological condition that is increasing globally. Actors Michael J Fox and Alan Alda share their first experiences of coming to terms with the disease. Illustration: Nerve cells connecting at a synapse (circled) where dopamine is being released Credit: Science Photo Library