Background The aim of the present study was to determine changes in serum concentrations trace elements Cooper (Cu), Chromiun (Cr), Manganesum (Mn), Nickel (Ni) and Selenium (Se) high-level sportsmen.Methods Eighty professional athletes different metabolic modalities, were recruited before start their training period. Thirty one sedentary participants same geographic area constituted control group. Cu, Cr, Mn, Ni Se analysis performed by Inductively Coupled Plasma Mass Spectrometry...

Background The present study aimed to determine changes occurring in the erythrocyte concentrations of Iron (Fe), Magnesium (Mg) and Phosphorous (P) subjects with different levels physical training living same area Extremadura (Spain).Methods Thirty sedentary (24.34 ± 3.02 years) without sports practice a less active lifestyle, formed control group (CG); 24 non-professional (23.53 1.85 years), who perform between 4 6 h/week moderate any performance objective following systematic level (MTG),...

Physical training produces changes in the extracellular and intracellular concentrations of trace minerals elements. To our knowledge, only three compartments have been studied simultaneously. The aim present study was to analyze influence physical on (serum, plasma urine) (erythrocytes platelets) Copper (Cu). Forty young men participated this study. participants were divided into a group (TG; n = 20; 18.15 ± 0.27 years; 68.59 4.18 kg; 1.76 0.04 m) control (CG; 19.25 0.39 73.45 9.04 1.79...

Background The aim of this study was to observe the concentrations trace metals boron, lithium, rubidium, antimony, tin and strontium in serum athletes from different modalities sedentary subjects possible influence that energy sports training can have on their concentration.Methods Eighty professional 31 males participated present survey. All them were living Cáceres (Spain). Serum analysis performed by Inductively Coupled Plasma Mass Spectrometry (ICP-MS).Results results show higher (p <...

Background The aim of this survey was to determine the effects an aerobic physical training program six months duration on serum and urinary concentrations essential trace elements among middle distance runners untrained, non-sportsmen participants.Methods 24 well-trained, middle-distance (1500 5000 m), male (AG) were recruited at beginning their season 26 untrained males formed control group (CG). All participants from same region Spain, all them had been living in area for least two years....

Physical exercise affects zinc (Zn) homeostasis. This study aimed to analyze the influence of physical training on extracellular (serum, plasma, and urine) intracellular (erythrocytes platelets) concentrations Zn.Forty young men, divided into a group (TG; n = 20; 18.15 ± 0.27 years; 68.59 4.18 kg; 1.76 0.04 m) control (CG; 19.25 0.39 73.45 9.04 1.79 0.06 m), participated in this study. The TG was formed by semiprofessional soccer players from youth category with regular plan 10 h/week. CG...

The main objective of this study was to investigate the influence carbohydrate intake (cyclodextrin) on performance during two consecutive workouts day (WODs) lasting 20 min each. Twenty-one male CrossFit (CF) athletes (29.5 ± 4.3 years; 72.81 12.85 kg; 1.74 0.06 m; 3.41 1.21 years experiences) participated in a crossover, randomized, and double-blind study. effect supplementation with 30 g cyclodextrin (SG) (Cluster Dextrin®) or placebo (PG) (Bolero Advanced Hydration®) evaluated specific...

Fatty acids (FAs) are an essential component of the erythrocyte membrane, and nutrition physical exercise two variables that affect their structure function. The aim this study was to evaluate profile in a group high-level endurance runners, as well changes different FAs, throughout sports season relation training performed. A total 21 male runners (23 ± 4 years; height: 1.76 0.05) were evaluated at four times season. athletes had least 5 years previous experience participated national...

Background The aim of the present study was to determine changes in serum concentrations trace elements Cobalt (Co), Molybdenum (Mo) and Zinc (Zn) among high-level sportsmen.Methods Eighty professional athletes different metabolic modalities (aerobic, anaerobic aerobic-anaerobic), were recruited before beginning their training seasons. Thirty-one sedentary participants same geographic area constituted control group. Co, Mo Zn analysis performed by Inductively Coupled Plasma Mass Spectrometry...

The aim of the present study was to determine changes occurring in erythrocyte concentrations chromium (Cr), copper (Cu), manganese (Mn), molybdenum (Mo), selenium (Se) and zinc (Zn) male subjects with different training levels living same region (Spain). Thirty sedentary (24.34 ± 3.02 years) formed control group (CG); 24 moderately trained (4–7 h/week) (23.53 1.85 a moderate degree (MTG) 22 professional cyclists (23.29 2.73 years), who performed more than 20 h/week training, high-level...

The aim of this study was to evaluate the effects Tetraselmis chuii (TC) microalgae supplementation for sixty days on hematological, anthropometric and hormonal parameters in healthy young men. Forty-six men divided into a placebo group (PG; n = 16; 20.77 ± 2.7 years; 72.14 7.18 kg; 1.76 0.07 m), supplemented with 25 mg/day TC (SG 25; 15; 20.40 1.40 71.28 8.26 0.05 m) another 200 200; 20.83 2.45 72.30 11.13 1.77 0.08 participated double-blind study. PG ingested lactose powder. Participants...

Carbohydrate intake is a commonly used strategy in sports, and supplementation for triathletes includes pre-competition, intra-competition, post-competition intake. The consumption of fructose–glucose improves intestinal transit gastric emptying. main purpose this study was to analyse the effect intra-session carbohydrate training super-sprint modality. Eleven adolescent (boys, n = 9, 14.6 years; girls, 2, 15.2 years) participated crossover, randomised, blind on with 45 g carbohydrates...

Fatty acids (FAs) are the major structural component of erythrocyte membranes. Diet and physical exercise directly influence their incorporation function. Endurance runners engage in high volumes weekly aerobic training, alternating between low-intensity high-intensity sessions. The aim study was to assess compare FA profile a group high-level male endurance (EG) with control non-athlete subjects (CG). This observational conducted on 85 subjects, 63 (23 ± 3 years; height: 1.76 0.05) 22 who...

The aim of the present study was to evaluate possible effect a period 6 months aerobic physical training on serum and urinary concentrations arsenic (As), beryllium (Be), cadmium (Cd) lead (Pb), potentially toxic minerals. Twenty-four well-trained, long distance runners (AG), were recruited at start their period. They had been performing regularly for previous 2 years, recording an average volume 120 km per week rigorous exercise aimed high-level competitions (1500 5000 m race modalities)....

Molybdenum (Mo) and zinc (Zn) play important roles in the process of adaptation to physical training. The aims present study were: (i) analyze differences extracellular (plasma urine) intracellular (erythrocytes platelets) Mo Zn concentrations between sexes (ii) relate with biomarkers muscle damage mass. involved 138 semi-professional soccer players divided according sex: male (n = 68) female 70). were determined by inductively coupled plasma mass spectrometry. Erythrocytes, platelets,...

The aim of this study was to determine the possible changes in plasma several hormones such as Luteinizing Hormone, Testosterone, Cortisol and Insulin endurance runners during sports season. Twenty-one high-level male (22 ± 3.2 years, 1.77 0.05 m) participated study. Basal were measured at four moments season (initial, 3, 6 9 months), analyzed using ELISA (enzyme-linked immunosorbent assay). Testosterone Hormone (LH) suffered very significant decreases (