Ear-Zapping gadget might tame stress, small study hints
Knowledge-focused
Completed
This study tested whether a mild electrical stimulation on the ear (taVNS) can reduce stress in 60 healthy adults. Participants received either real or fake stimulation before a stressful task. The main goal was to see if it lowered cortisol levels in saliva. Results could help d…
Phase: NA • Sponsor: Daniel Keszthelyi • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:04 UTC