NUTRITION IN SPORT
is also the possibility that these excessive amounts may be harmful to health (see Chapter 20). In the following sections, for e ...
0.48 mg · 4.2 MJ–1(1000 kcal–1), and 25% of them have been found to be in a state of vitamin B 1 insufficiency as assessed by TP ...
nicotinamide adenine dinucleotide phosphate which serve as hydrogen acceptors and donors in glycolysis, fatty acid oxidation, an ...
processes. It is an essential component in the for- mation and function of red blood cells. Because of this role, it is sometime ...
cellular oxidation-reduction reactions. Vitamin C also helps non-haem iron absorption, transport and storage. The deemed benefit ...
these vitamins (Weight et al. 1988b; Guilland et al. 1989; Fogelholm et al. 1992). Serum vitamin A levels of 5% of 182 athletes ...
intake of athletes was 77% of the RDA. However, vitamin E deficiencies are rare in athletes with a well-balanced diet. Although ...
Belko, A.Z. (1987) Vitamins and exercise: an update. Medicine and Science in Sports and Exercise 19 , S191–S196. Belko, A.Z., Ob ...
female bodybuilders. Journal of the American Dietetic Association 89 , 1308–1310. Lawrence, J.D., Bower, R.C., Riehl, W.P. & ...
Introduction ‘Diradical’ molecular oxygen has a strong affin- ity for four more electrons. Under normal resting conditions, appr ...
measure physical fitness is based on the ability of an individual to utilize atmospheric oxygen in a given interval of time per ...
nic reserves) and fed to active working muscles. As a result, some of these organs or tissues may experience transient hypoxia. ...
tive stress are cigarette smoking, alcoholism and high altitude (Moller et al. 1996). Each puff of a cigarette is estimated to c ...
study where rats were subjected to exhaustive exercise, we (Sen et al. 1997a) observed consistent effects of physical exercise o ...
that physical exercise induces blood GSH oxidation even at submaximal intensities. This response is relatively rapid and can be ...
to effectively strengthen cellular antioxidant defences and protect against oxidative stress. Nutritional manipulations that hav ...
oxides and hydrogen peroxide. A protective effect of dietary restriction under such conditions has been also evident (Sohal et a ...
readily oxidized by air, especially in the presence of iron and other transition metal ions. The resulting tocopherylquinone has ...
bodies such as carrot, papaya or squash con- tain mostly b-carotene, a-carotene and b- cryptoxanthin. Tomatoes are rich in lycop ...
tion of glycine is catalysed by GSH synthetase. Substrates for such synthesis are provided both by direct amino acid transport a ...
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