Artemis 2 astronauts will be the subjects of nearly as many experiments as they'll be performing during their trip around the moon.

Artemis 2 astronauts will double as human science experiments on their trip around the moon

Source: space
Source Link: https://www.space.com/space-exploration/artemis/artemis-2-astronauts-will-double-as-human-science-experiments-on-their-trip-around-the-moon