How can big data revolutionise healthcare?

 With advancements in healthcare, big data could assist people in everyday life. With apps such as ancestry, this website takes down family data and can lead back...who knows how many years. With this, your genetic makeup is made up and if you send in a DNA sample to ancestry. They put your DNA in record, there is even a section where you can get sent illnesses you could catch due to your genetic make-up. This data could even gather those with similar blood types, especially rare ones in a database so if one gets injured, they have compatibility at the touch of a button. Same can be said for transfusions. With the gathering of information with diagnosis of several illnesses, this is made easier with big data. When people get an injury, information is filed away no matter how big or small. This can cause accurate diagnosis and even allow doctors to have records easily accessible through electronics.