Fitness may relate to: Physical fitness, a general state of good health, usually as a result of exercise and nutrition.Cardiorespiratory fitness
Fitness approximation, model of the fitness function to choose smart search steps in Evolutionary algorithms including GA.Fitness and figure competition, a form of physique training, related to bodybuilding.In mathematics and computer science, the degree to which a given solution is optimized; see optimization (mathematics) or Fitness functionFitness (biology), an individual's ability to propagate its genes.FitNesse, a web server, a wiki, and a software testing tool.Fitness (magazine), a women's magazine, focusing on health and exercise.