A sample app for Apple's ResearchKit

ResearchKit the name itself suggests that its something to do with research. ResearchKit is an open source framework released by Apple that lets developers create medial research apps specifically designed to recruit patients and help them participate in medical research studies. This framework comes with all the elements you will need to create a clinical research app.

For the full tutorial, you can refer it here:

http://www.appcoda.com/researchkit/