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. 2024 Nov 13;15:1502204. doi: 10.3389/fneur.2024.1502204

Figure 2.

Figure 2

Safety and tolerability of stimulation. Frequency and intensity of side effects experienced during (A) and 10 min after (B) a long-term stimulation (2 h) with the mobile stimulation device. During stimulation, 60% of participants reported mild dizziness that resolved immediately after, while 90% experienced mild headaches and 80% reported tingling at the electrode sites. Adjusting electrodes reduced discomfort in most cases. No serious side effects were reported after the stimulation.