This week on RunPod, Jenni is joined by the unstoppable Caroline Idiens — better known to her 2.2 million Instagram followers as Caroline's Circuits!After swapping a successful career in advertising for one in fitness back in 2001, Caroline never looked back. From personal training in London to running dynamic group circuit classes in Berkshire, her journey has always been fuelled by a deep passion for strength training. In 2020, she brought her workouts online during lockdown and built a thriving fitness community from living rooms across the country.In this energising episode, Jenni and Caroline dive into why strength training is essential for runners, how building strength supports longevity and injury prevention, and why being strong - physically and mentally - matters more than ever, especially as we age.They also discuss Caroline’s brand-new Sunday Times Best Seller, Fit at 50: Your Guide to a Stronger, Fitter and Happier (Mid) Life in Just 6 Weeks, a motivating guide packed with achievable fitness programmes and healthy, delicious meals to help women feel their best at any age.Whether you're a seasoned runner or just getting started, this conversation will leave you inspired to pick up those weights and power up your stride.