Now showing items 78-97 of 140

    • Latin American Study of Nutrition and Health (ELANS): rationale and study design 

      Fisberg, Mauro; Kovalskys, Irina; Gómez Salas, Georgina; Rigotti, Attilio; Cortés Sanabria, Lilia Yadira; Herrera Cuenca, Marianella; Yépez García, Martha Cecilia; Pareja Torres, Rossina Gabriella; Guajardo, Viviana; Zalcman Zimberg, Ioná; Chiavegatto Filho, Alexandre Dias Porto; Pratt, Michael; Koletzko, Berthold V.; Tucker, Katherine L. (2016-01)
      Abstract Background: Obesity is growing at an alarming rate in Latin America. Lifestyle behaviours such as physical activity and dietary intake have been largely associated with obesity in many countries; however studies ...
    • Leptina, lípidos y sobrepeso en escolares de sexto grado de un área urbano-marginal 

      Laclé Murray, Adriana; Tamada, Takayuki; Serrú Díaz, Lisseth; Salas Chaves, Pilar; Martínez, Virya; Salas, Edwin (Acta Médica Costarricense 45 (3) 107-112, 2003-06)
      Introduction: The hormone called Leptine has been associated with several factors of the Metabolic Syndrome, including hypertension, obesity, insulin resistance and high density lipoprotein, not only in adults but also in ...
    • Malnutrition and concurrent infections. Comparison of two populations with different infection rates 

      Mata Jiménez, Leonardo (Viral Diseasses in South-East Asia and the Wester Pacific, 1982)
      Repetitive infections induce malnutrition and growth retardation in children living in impoverished environments, even if food is available. Infection precipitates severe malnutrition in individuals already undernourished. ...
    • Malnutrition and infection in a typical rural Guatemalan Village: Lessons for the planning of preventive measures 

      Mata Jiménez, Leonardo; Behar, Moisés (2010-09-01)
      A long-term prospective study of fetal and postnatal growth and possible influenceson growth was initiated in 1963in a Guatemalan village.A high proportion of the infants were of low birth weight and they were more at risk ...
    • Malnutrition-infection interactions in the tropics 

      Mata Jiménez, Leonardo (1975-07)
      Mr. President Dr. Rozeboom, Officers and Members of the Society, ladies and gentlemen: I begin with a word of appreciation to Dr. Desowitz and Members of the Charles Franklin Craig Lectureship Committee for having invited ...
    • Metabolic and Performance Responses to Carbohydrate Intake During Exercise 

      Aragón Vargas, Luis Fernando (2000-09)
      During exercise, an adequate supply of substrates is required for the continuing resynthesis of ATP in working muscles. Muscle fibers have limited stores of creatine phosphate, glycogen, and triglycerides and so must also ...
    • Mezclas vegetales nutritivas y simples para el niño costarricense 

      Murillo González, Sandra; Mata Jiménez, Leonardo (Revista Medica Hospital Nacional de Niños Dr. Carlos Sáenz Herrera, Costa Rica 15(1): 71-90, 1980)
      Con el fin de contribuir a mejorar la alimentación del niño costarricense, se elaboraron mezclas vegetales teóricas de alto valor nutritivo. Esas mezclas consisten en la combinación de una leguminosa con un cereal o ...
    • Micronutrientes y enfermedades crónicas: ¿hacia donde apunta la evidencia científica? 

      Gómez Salas, Georgina (2009-07)
      Los estudios observacionales han demostrado, de manera consistente, una asociación positiva entre el consumo de dietas ricas en frutas y vegetales, y un menor riesgo de enfermedad cardiovascular, cáncer, enfermedad ...
    • Motorcycle Enduro Race in Heat: Fluid Balance and Thermoregulation 

      Javornik Krope, Ricardo Martín; Aragón Vargas, Luis Fernando; García, Pedro Reinaldo (2007-05)
      PURPOSE: To evaluate the hydration status, fluid balance and core temperature changes during an enduro motorcycle race. METHODS: 12 professional male enduro drivers gave written informed consent to participate. Data were ...
    • Mucosal infection and malnutrition 

      Mata Jiménez, Leonardo; Salas Chaves, Pilar (Neonatal infection. Grune y Stratton p. 299- 213, 1984)
      The mucosal infections that result in acute diarrheal diseases (ADD) and acute respiratory infections (ARI) account for more than one half of all the morbidity of infants and young children throughout the less ...
    • New developments in sports nutrition: introduction and historical overview 

      Aragón Vargas, Luis Fernando (2003)
      The science of sports nutrition is quickly growing to maturity. The last two decades have seen the publication of the International Journal of Sports Nutrition and many sound textbooks such as those edited by Ron Maughan ...
    • El niño agredido y la desnutrición: observaciones epidemiológicas en Costa Rica 

      Mata Jiménez, Leonardo; Quesada, Ana Virginia; Saborío, Flory; Mohs Villalta, Edgar (Revista Médica del Hospital Nacional de Niños Dr. Carlos Sáenz Herrera: 15(1), 137-148. 1980, 1980)
      The present paper analyzes hospital records of 33 cases of battered child syndrome in connection with variables of the mother and in relation to the nutrítional state of the children involved. Associations indicate that ...
    • No effect of carbohydrate feeding on 16 km cycling time trial performance 

      Jeukendrup, Asker E.; Hopkins, Shaun; Aragón Vargas, Luis Fernando; Hulston, Carl (2008-11-24)
      The aim of this study is to investigate the effects of CHO ingestion during high intensity exercise performance lasting approximately 25 min. Twelve endurance trained male cyclists (age 19–41 years; body mass 73.2 ± ...
    • La nutrición en Costa Rica 

      de Céspedes Montealegre, Carlos (1991)
      El nuevo Hospital Nacional de Niños se había inaugurado cinco años atrás; sus flamantes instalaciones contrastaban con la incómoda construcción de madera del Hospital San Juan de Dios, nuestro Hospital General. No obstante ...
    • Nutrition and health in societies in transition 

      Mata Jiménez, Leonardo (In: Nutrition in Transition: Proceedings of the Western Hemisphere Nutrition Congress V, Quebec 1977, edited by Philip L. White and Nancy Selvey. (Chicago) American Medical Association, 1978, pp. 351-358, 1978-02-01)
      One often hears the expression that a country or society is "in transition," but there is not a clear definition of such, nor is there an effort to quantitate or characterize the level of transition undergone by a given ...
    • Nutrition and infection 

      Mata Jiménez, Leonardo (Tropical and Geographical Medicine. New York: McGraw-Hill, pp. 206-211, 1984)
      The association of malnutrition and infectious disease (faminepestilence) had been recognized since the beginning of human history, but it was not until the late 1950s that such an interaction was scientifically documented ...
    • Nutritional status of the elderly in Palmares, Costa Rica 

      Havlir, Diane V.; Murillo González, Sandra; Robles, Eduardo; Trejos Willis, Alfonso; Mata Jiménez, Leonardo (Arch Latinoam nutr 33 (2) 409-422, 1983-04-01)
      The nutritional status of aged persons living in a small Costa Rican community was evaluated using anthropometric measurements, clinical findings and dietary surveys. Eighteen per cent of the aged were overweight, a condition ...
    • Oral rehydration and maintenance of children with rotavirus and bacterial diarrhoeas 

      Nalin, David R.; Levine, Myron M.; Mata Jiménez, Leonardo; de Céspedes Montealegre, Carlos; Vargas, William; Lizano, Cecilia; Loría, Alba Rosa; Simhon Edgar, Alberto; Mohs Villalta, Edgar (Bull World Health Organ. 1979; 57(3): 453–459, 1979)
      To determine whether oral glucose-electrolytes therapy could be adapted with equal success to infants with diarrhoea of bacterial and viral etiologies, oral glucose-electrolytes therapy was studied in a setting where all ...
    • Oral rehydration of neonates with dehydrating diarrhoeas 

      Pizarro Torres, Daniel; Mata Jiménez, Leonardo; Posada S., Gloria; Nalin, David R.; Mohs Villalta, Edgar (The Lancet Vol 314(8154): 1209-1210. Dec 08, 1979., 1979-12-08)
      Thirty-nine of forty neonates with mean dehydration equivalent to 6.7% of bodyweight were orally rehydrated with a glucose/electrolyte solution. Only one patient required any intravenous fluids for rehydration. ...