Which is Better for Your Fitness Goals? Metabolic Conditioning Vs. High Intensity Interval Training

With CrossFit being a trending sport, an interest in Metcon training has taken an all time high. On the other hand, HIIT is a style of training that most are familiar with and that many claim to love (stay tuned on this). The question is, which should you be incorporating into your training? HIIT or MetCon?