Make sure you soak in cold water. If you put it in warm or hot water, you could grow bacteria in the food. Same goes for microwaving.
A good idea what one could do in the off-season (considering one would do seasonal sports such as skiing) would be to either engange in activities that will preserve fitness - b, or to relax and recuperate; depending on the desire and wishes of the person - a.
A person who is very stressed or anxious may lose their appetite. Nausea is a recognized symptom of anxiety disorders. Other physical symptoms can include shaking, sweating, rapid heartbeat, and difficulty breathing. Treatment options for anxiety include therapy and medication.
Hope this helps have a nice day :)