What is the most logical next event?

How to create a meal plan for swimmers
Determine resting metabolic rate.
This is your daily calorie requirement without taking added activity into consideration. Up to 75 percent of calories burned in a day are burned due to normal activities, such as sitting and breathing.
The other 25 percent are available for extra physical activities. In order to ensure you have enough extra calories, you need to determine a few things first.