This Microsoft wearable is helping Parkinson's patients write again

Emma Lawton is finally able to write her name again. The 33-year-old graphic designer was diagnosed with Parkinson's disease back in 2013. It's a progressive movement disorder that took away her ability to draw and write -- until now. It's all thanks to a wearable with her namesake designed by Microsoft researcher, Haiyan Zhang, who was inspired to help Lawton after the two met in London. The device pairs with a tablet that controls the wearable's vibrations. Something about the vibrations