Data from wearables can predict disease

Smartwatch data can be used to detect and even predict disease, researchers say. This is good news for people betting on the potential of smartwatches to improve health beyond encouraging us to move more. If it becomes common to use this data to predict illness, we might be able to take better care of ourselves and save a lot of visits to the doctor.Most people wear smartwatches continuously, so it generates an enormous number of metrics that can paint a fuller picture of health data than one do