So the reduced exertion, it was 10 or 20 seconds. It feels a lot easier than a 30-second Wingate and it was because, you know, these investigators know 30-second Wingates hurt and all of the lactic acid and the pain and the discomfort and even the nausea and dizziness sometimes that can go wrong with 30 seconds. If you're doing 15 or 10 seconds, much of that is attenuated.