This is an interesting initiative “The Wearables for Good challenge” http://wearablesforgood.com/the-challenge/
It is a challenge to design wearable and sensor technology that serves people in resource constrained environments. It is open to anybody with ideas, wherever you live, whoever you are; student, entrepreneur, members of the maker community, engineer, designer, or technologists.
Now! Applications will be accepted until 11 August 2015.
Visit the Application Page to enter and learn more.