SciELO - Scientific Electronic Library Online

vol.10 issue1Physical fitness and elderly health effects of hydrogymnasticsThe effect of a program of combined aerobic physical exercise with exercises of localized muscular resistance in the improvement of systemic and local circulation: a case study author indexsubject indexarticles search
Home Pagealphabetic serial listing  

Services on Demand




Related links


Revista Brasileira de Medicina do Esporte

Print version ISSN 1517-8692On-line version ISSN 1806-9940


FETT, Carlos Alexandre et al. The supplementation of omega-3 lipids and medium chain triglicerides do not affect metabolic indicators in the exhaustion test. Rev Bras Med Esporte [online]. 2004, vol.10, n.1, pp.44-49. ISSN 1517-8692.

OBJECTIVE: This study compares the effects of strength training (ST) with or without supplementation of omega-3 lipids (W-3) or medium chain triglycerides (MCT) in metabolic indicators in the exhaustion test (ET). METHODS: The subjects 12 males with minimum 11 months of ST of experience were divided in group W-3 (GW-3: n = 7, 26.7 ± 6.0 years old; 82.6 ± 10 kg) and group MCT (GMCT: n = 5, 18.8 ± 1.3 years old; 74.6 ± 9.7 kg). There were 2 moments of ET: after 28 days only with ST and blood collection samples before (M1b) and after (M1a), and after 28 more days of ST plus supplementation with 4 g/d of W-3 or 4 g/d of MCT repeating the same procedure (M2b and M2a). RESULTS: The hematocrite (Ht), osmolality (Os), sodium (Na+) and PCO2 showed no significant change at any moment, group or D M2 (P > 0.05). The PO2 increased significantly after ET in two moments and groups (P < 0.05). The glucose and HCO3 had significant increase in M1 to GW-3 and HCO3 in M2 to GMCT (P < 0.05), without other changes. The LDH increased significantly only in M2 to GW-3 (P < 0.05) and pH decreased in M1 to both groups (P < 0.05), without other significant changes. CONCLUSIONS: The ET per se altered the major metabolic indicators but a great standard deviation occurred. The tests induced acidosis without influencing fat acids supplementation.

Keywords : Strength training; Acidosis; Lipids; pH.

        · abstract in Portuguese | Spanish     · text in English | Portuguese     · English ( pdf epdf ) | Portuguese ( pdf epdf )


Creative Commons License All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License