Gull used “external heat” to treat anorexic patients 100 years ago and we now report that warmth decreases anxiety in within 30 minutes in the patients. If they work, drugs take much longer to work and can actually increase anxiety in the short term.

Zandian M, Holmstedt E, Larsson A, Bergh C, Brodin U, Södersten P.
– Acta Psychiatr Scand. 2017;135:266-267. doi: 10.1111/acps.12691

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