Advertisement Article continues below this ad It can be relatively cheap to gather a lot of bio-signal data. Researchers can organize a study and ask participants to use a wearable device akin to ...

It can be relatively cheap to gather a lot of bio-signal data. Researchers can organize a study and ask participants to use a wearable device akin to a smartwatch for a few days. However ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) It can be relatively cheap to gather a lot of bio-signal data. Researchers can ...