TED Talk Subtitles and Transcript: Parkinson's disease affects 6.3 million people worldwide, causing weakness and tremors, but there's no objective way to detect it early on. Yet. Applied mathematician and TED Fellow Max Little is testing a simple, cheap tool that in trials is able to detect Parkinson's with 99 percent accuracy -- in a 30-second phone call.

https://www.ted.com/talks/max_little_a_test_for_parkinson_s_with_a_phone_call/transcript?language=en