Center City’s favorite FREE fitness series, presented by Rothman Orthopaedics, continues to motivate participants of all skill-levels. Professional trainers from Optimal Sports Health Club 1315 Walnut will lead these sessions:  Mondays: Zumba® Tuesdays: Cardio Kickboxing  PNC presents Live @ Lunch Wednesdays & Thursdays September 4 through October 17, Noon-1:30 p.m. Philly musicians playing jazz and R&B tunes will take over Dilworth Park during this free, outdoor concert series! This series is also proudly supported by Temple University as guests of all ages will love the unique selection of talent, which will include Temple University students and alumni on select Thursday afternoons. Rhythm & Brews Wednesdays September 4 through October 16,…