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A 
 lets people know your 
. It is a wristband called Moodbeam. A company and a 
 provider designed it. The 
 wanted to help hospital 
. The healthcare provider wanted its staff to monitor their mood. Wearers can check their mood by logging in to their 
. Their 
 is stored in the 
. Employers can see the data stored in the cloud. They can find out 
 workers are feeling at 
.