Although the team did not find any suggestive conclusions in regard to taVNS and attention, it is important to look at the individual studies they have evaluated for this category of articles.

• One study involved taVNS, Electroencephalogram (EEG) data, and transcranial random noise stimulation and found that taVNS had no significant effect on response times.

• Another study involved healthy college students and found that they did not respond differently to taVNS

• The final study that did not change with taVNS was a study that involved a switching condition with a concept-shifting task

• The one study that did respond differently to taVNS is a study that involved looking at different landscapes and types of emotional expressions; the researchers found that taVNS helped to improve judgment skills.