Would you trust a self-hypnosis app?

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“On one, look up; on two, slowly close your eyes and take a deep breath; and on three, let your breath out and your body float.” So begins my self-guided hypnosis session with Reveri. I sink deeper into my chair and, to my surprise, feel my arm beginning to rise – a sign the process might be working.

Reveri is one of a number of apps offering programmes to help…