How many times have you played a card game with friends and asked for a few new cards in hopes of winning? It’s a simple, bullish exchange.
As you think about triathlons and racing, wouldn’t it be great to be able to exchange the percentage of fast-twitch and slow-twitch muscle fibers in preparation for your “A” race? Think about it. You could load up on more fast-twitch muscle fibers for your next sprint event or go for a higher percentage of slow-twitch muscle fibers for your next Ironman distance event.