Bär Baer. yoga. 2014. Flickr.com. Web. Nov 14. 2018. Whether it’s hitting the trails for a hike or going to an aerobics class, most of us like to get a bit of physical fitness. In whatever form it takes, fitness can be the key to having more energy, keeping the body healthy and even keeping extra pounds off! Fortunately, there are some things you might not know about your favorite exercises. In fact, it might be a little bit of a surprise, but exercise can actually function as a mood booster …