By A Mystery Man Writer
How Spire reminds you to breathe
Inspiring Enough? - The Spire Stone Review - The Medical Futurist
Spotlight: The Spire Stone – Goodthink Inc.
Spire review - Wareable
Spire: The Wearable that Optimizes Breathing « Adafruit Industries – Makers, hackers, artists, designers and engineers!
Spire review: Keep calm and carry on with this beautiful breath-tracking device
The 7-day Spire Health Tag experiment
Spire's Wearable Health Tags Now Available in Apple Retail Stores - MacRumors
Spire: A Wearable that Helps You Mellow Out and Get Moving
Spire review - Wareable