Orangetheory Fitness on Marron Road in Carlsbad anchors its 60-minute group workouts around a proprietary five-zone heart-rate-monitoring system and the science of excess post-exercise oxygen consumption. The class alternates between treadmill intervals, water-rower sprints, and floor-based resistance blocks while the OTconnect Beat wearable tracks each participant's real-time heart-rate zone — a data-driven approach to cardiovascular conditioning that contrasts with the low-impact reformer programming at Club Pilates. Founded in 2010, the franchise system uses the concept of Splat Points — one point earned per minute spent in the Orange zone at 84 to 91 percent of max heart rate and the Red zone at 92 to 100 percent — targeting 12 to 20 Splat Points per session for optimal EPOC activation. The OTconnect system personalizes each member's max heart rate after five qualifying sessions using a proprietary algorithm that recalibrates zones based on accumulated in-studio performance data. Post-workout EPOC keeps metabolic rates elevated for up to 24 hours after class, a caloric-afterburn effect that compounds with the IV micronutrient protocols available at Hydration Room - Carlsbad. Floor blocks cycle through TRX suspension trainers, BOSU balance platforms, Ab Dollies, and dumbbells ranging from 8 to 70 pounds under a centralized screen that broadcasts each participant's zone color, calorie count, and cumulative Splat total in real time.