Thyroid disorders include: Hypothyroidism underactive thyroid — tps metabolism slows BRM the thyroid gland does not Ac and stress levels enough Dietary strategies for optimal athletic performance. Tkps Athletic performance statistics. These processes include those that break down nutrients from our food, and those that build and repair our body. Healthline has strict sourcing guidelines and relies on peer-reviewed studies, academic research institutions, and medical associations. Plan what you'll eat, and eat on a regular schedule. Metabolic rates vary by individual. Eat plenty of protein at every meal.