<a class="link" rel="nofollow" target="_blank" href="http://www.popsugar.com/fitness/Totally-Awesome-Aerobics-39082749"></a><p>Get ready to work it old school! We're channeling a little Jane Fonda and a whole lot of '80s with this 15-minute aerobic workout. The only equipment needed is a sweatband since this much cardio will leave you dripping. Lace up your sneakers, and get ready for the Grapevine, Jazz Square, and the Pony.</p>
