Taking time off from your regular workout routine for any reason can be a challenge, and it's common to worry about losing the progress you've made in your fitness journey. Whether you're recovering from an injury, dealing with a personal issue that leaves you with less time and energy, or facing any other circumstance that makes it difficult to maintain your regular workout schedule, it's normal to be worried about months or even years of training going down the drain. But how long does it take to really for deconditioning to really set in?

Nutrient timing is generally discussed in relation to two things: the circadian rhythm, which are your natural internal processes that ebb and flow, and repeat every 24 hours or so; and timing around training sessions. In this article, I will discuss how each of those can affect weight/fat loss, and then separately discuss performance implications.