by Jennifer Ward Before I became sick with COVID last May, I loved to walk and do interval jogging. Fitness has always been a big part of my life. I did it all—aerial yoga, Zumba, dance yoga, HIIT, cardio kickboxing, vinyasa yoga, cheerleading, track, aerobics, Pilates, Peloton, personal training, and of course, the treadmill. Unfortunately,…