Parkinson's is a disease that causes degeneration of the nervous system, affecting movement and causing tremors. Every year in the US, over 200,000 cases are reported. This disease causes simple tasks, such as drinking coffee, to be much more difficult due to tremors.
In the TedTalk linked below, you'll see how product designer, Mileha Soneji has been working to make life easier for people who have been diagnosed. From the invention of a "no-spill-cup" to a staircase illusion, Soneji demonstrates how simple solutions can help.
If you're interested in learning more about Parkinson's and how small hacks can help diseases, watch the video below!
http://www.ted.com/talks/mileha_soneji_simple_hacks_for_life_with_parkinson_s#t-405311