Calmstone makes a handheld device that helps you track and manage stress.

CalmStone is a modern handheld biofeedback device that helps you relieve stress, improve blood circulation, and relax your body. CalmStone determines your Circulation Score by assessing the blood flow to your hand. This can help lower blood pressure, relieve tension, improve sleep, lower stress, manage chronic pain, and improve overall wellness.

Health & Wellness

Calmstone

About Calmstone