Immune Response and Affective States of Elderly and 50+ Individuals After Intentional and Indirect Contact With Nature

The participants will watch a video with validated images of nature from e-Nature Positive Emotions Photography Database (e-NatPOEM). Four fifteen-minute sessions will be held on four consecutive days, totaling 1 hour.

The participants will take a light walk in a park with green spaces guided by research team in a single 1-hour session, with an emphasis on sense-directed appreciation.