[Digital Healing Theory] When the wristwatch lit up red, what that person asked

1. Song Jeong-suk, president of the Korea Integrative Healing Association, wrote a column detailing a counseling experience of a member whose wristwatch stress index lit up red.
2. A stress index of 87 appeared on the watch of a member in their early forties, and Song wrote that the number dropped after breathing in for four seconds and out for six seconds.
3. Song advised people not to treat heart rate variability (HRV) figures as an absolute standard, but to compare today's self with yesterday's self.

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