3. July 201619. April 2018Ragnar Heil Review of Spire, a wellness gadget which tracks Stress and Breath
16. June 201616. June 2016Ragnar Heil Review of Jiyo-a Wellbeing / Wellness Mobile App by Deepak Chopra
21. November 201515. April 2017Ragnar Heil Meditation and Brainwaves: Review of Neurosky MindWave Mobile Headset