Do you regularly get sore after pushing it in the gym? Do you have a chronic achilles tendonitis or plantar fasciitis that is taking the fun out of walking let alone jumping about in a fitness class? I would suggest you try Taumeel ointment, it helped me tremendously on various occasions. Find out which issues I have sorted out apart from DOMS sore muscles from exercising and Ankylosing Spondylitis related pain.