This document discusses ways that Halloween activities can be good for your health. It lists the following benefits: 1) Wearing orange can make you happier as the color reminds us of sunshine. 2) Eating chocolate and nuts provides serotonin from the chocolate and healthy omega-3 fatty acids from nuts to improve mood. 3) Smelling or seeing candy corn can bring back happy childhood memories and improve mood. 4) Eating pumpkin seeds is a good source of tryptophan, an amino acid that lifts spirits and makes you feel happier.