Since the beginning of the pandemic, I have advocated walking outside. I had multiple reasons for suggesting this activity. Walking outside gives you a different environment than an at-home environment. You can see other people, and people need other people. We are social creatures, and none of us live in a vacuum. Seeing other people and being around others stimulates thoughts and also boosts moods. The fresh air also diffuses molecules. The more air you have to breathe, the more air molecules your body has to choose from. That means that smaller molecules (or even larger ones) have a harder time circulating directly into your breathing space. When you are inside, because the molecules float around the building or space all the time, you can actually develop sick building syndrome (SBS). Walking outside is also a great way to get sunlight. Direct or indirect sunlight helps with Vitamin D production. When you are outside, Vitamin D production can occur when the ultraviolet sun rays
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