date:Aug 14, 2012
fitness scores and blood levels of various micronutrients, including haemoglobin (indicative of iron intake),retinol, vitamin C, beta-carotene, alpha-tocopherol, vitamin B6, plasma folate, and vitamin D - as measured by 25(OH)D blood plasma levels.
The researchers found that adolescents' blood levels of the various micronutrients are correlated with performance in certain physical fitness tests.
For cardiorespiratory fitness, concentrations of haemoglobin, retinol, and vitamin C in males and