Pregnancy Fitness Classes in West Bridgford, Nottingham. Classes are suitable for womenwho want to exercise safely, confidently and effectively throughout their pregnancy. Sessions are run by Claire Mockridge, a qualified and experienced Ante/Postnatal Personal Trainer. Classes can be joined from after12 weeks/2nd trimester and include 30 minutes aerobics, 20 minutes toning and 10 minutes stretching. Workout in a relaxed environment and meet and chat to other pregnant women. Classes help you maintain your current fitness level, strengthen your abdominals/pelvic floor, improve your posture and improve your postnatal recovery.