In this 12-minute cardio workout, fitness influencer Pamela Reif shares a high-intensity interval training (HIIT) routine that will boost your mood and leave you feeling happy. The workout includes various exercises that target different muscle groups and get your heart rate up. Reif's energetic personality and positive attitude make the workout enjoyable and motivating. Get ready to sweat and have fun with this quick and effective workout that will make you feel happy and accomplished.