A Review of Wrist-Worn Wearable: Sensors, Models, and Challenges

Table 10

Testing duration.

Testing duration	Activity study	Affect study
2 seconds	[64]
5.5 seconds	[66]
5 minutes		[4]
10 minutes	[68]
45 minutes	[67, 71]
3 days	[16]
5 days		[5]
1 week	[6]
Twice a week for 14 days	[72]
30 days		[85]
75 days		[84]