Jerzy Bertrandt

• Associate professor
• Head of Department at Military Institute of Hygiene and Epidemiology

Background: Research on energy expenditure related to life and professional activity allows us to determine a person’s energy. This study determined the value of daily energy expenditure related to the implementation of service and training tasks of crews of ships in the Polish Navy and officers of the Maritime Department of the Border Guard. Mater...

Background: Physical fitness and a healthy body mass are important predictors of a good performance of military tasks. The purpose of this study was to assess the physical activity level and nutrition, in terms of the frequency of consumption of individual food groups, of Polish Navy soldiers and Maritime Unit of the Border Guard officers. Material...

Introduction: The aim of the study was to investigate the relationships between nutritional status and handgrip strength (HGS) of Polish military medical flying personnel. Methods: The study was conducted among all active members of the personnel (71 males, 13 females) in Poland. Nutritional status was assessed by anthropometric and body compositio...

W określonej społeczności, którą tworzą również żołnierze, stosowana przez nich dieta powinna zaspakajać wszystkie potrzeby pokarmowe, z wykorzystaniem fizycznie i ekonomicznie dostępnych środków spożywczych (produktów, potraw). Można nazwać ją dietą zwyczajową. Natomiast w określonych sytuacjach, do których zaliczyć można ekspansję, chorób cywiliz...

The 21st century is considered the age of malnutrition resulting in the unprecedented frequency of civilization diseases. Among these disorders, obesity is particularly distinguished and considered an epidemic-scale disease. For this reason, conducting studies on obesity and counteracting this phenomenon is essential. Research from recent years ind...

Knowledge of the energy expenditure related to the training of policemen allows for assessment of the intensity of the work performed and is an indispensable element of planning and implementing nutrition. This study on energy expenditure comprised a total of 280 persons, students of two Polish police schools and two police training centers. The en...

Obesity is a complex multifactorial abnormality that has a well-confirmed genetic basis. However, the problem still lies in identifying the polymorphisms linked to body mass and composition. Therefore, this study aimed to analyze associations between FTO (rs9939609), FABP2 (rs1799883), and LEP (rs2167270), LEPR (rs1137101), and MC4R (rs17782313) po...

The main factors that determine the effectiveness and reliability of duties and tasks performed by border guard officers, are very good health and maintaining a high level of psychophysical fitness that depend mainly on adequate diet and physical activity and thus, nutritional status. The aim of the study was to verify the correlations between diet...

ABSTRACT: Peroxisome proliferator-activated receptors (PPARs) have unique functions in energy metabolism regulation but are also involved in regulation of the inflammatory process and obesity. The aim of this study was to analyse potential associations between polymorphisms of PPARA (rs1800206), PPARD (rs1053049; rs2267668) and PPARG (rs1801282) an...

Introduction Border Guards service requirements are very specific. Very good health and excellent psycho-physical condition are the main factors that determine effectiveness and reliability of designated tasks. Disorders of nutritional status, such as underweight, overweight or obesity not only impairs well-being, but also are health problem associ...

Introduction The knowledge of energy expenditure during typical activities is the basic information to estimate nutritional requirements. This is especially important with irregular lifestyle, such as service in transport aviation. Aircraft personnel fly in every part of a day. Flights often take place with changes in climate and time zones. Time o...

Introduction Research from recent years indicate a problem of excessive body weight among soldiers, who due to the kind of carried out work should reveal the best health and fitness. Moreover, proper nutritional status in case of soldiers is extremely important, as it significantly affects their physical fitness. The aim of the study was to determi...

Introduction The nutritional supplement market has been growing continuously in the last decades. Dietary supplements has become more and more consumed every day. Epidemiological studies have been shown that supplements users tend to have better health-related behaviors, especially a healthier nutritional intake. The aim of the study was to assess...

Introduction Pomegranate ( Punica granatum, Punicaceae) seed oil (PSO) and bitter melon ( Momordica charantia, Cucurbitaceae) water extract (BME), used for centuries in folk medicine, are now available as popular dietary supplements, used i.e. in prevention of diet-related metabolic diseases and cancer. It is suggested that their mechanism of actio...

Introduction Injuries are the most significant health problem of military services. Military medical surveillance data are useful for determining the magnitude and causes of the injury problem, identifying possible prevention targets and monitoring trends among military personnel. Soldiers serving in the Polish Armed Forces took part in the researc...

Research from recent years indicates a problem of excessive body weight among soldiers, who, due to the kind of work carried out, should possess good health and fitness levels. The aim of the study was to determine the association between diet and physical activity and the nutritional status of soldiers of the Polish Air Cavalry Units. One hundred...

Objectives: Individual protection against contamination is the kind of protection provided to persons in an environment contaminated with radioactive substances, and war toxic or biological agents, including the use of gas masks, and insulating or filtration skin protection agents. The aim of this work was to perform a comparative assessment of en...

Introduction: In recent years, a dynamic development of the dietary supplements market in Poland has been observed. The use of dietary supplements should exert a benefi cial effect by supplementing the defi ciencies of certain substances with physiological activity. However, improper dietary supplementation may result in negative health effects, e.g....

Background: Due to specific requirements of service, Border Guard officers should be characterized by good health. Whereas there is lack of studies assessing nutritional status as well as dietary behaviours among Polish Border Guard officers. Objective: The aim of the study was to assess the impact of dietary behaviours of the Polish Border Guar...

In English: Introduction. Air cavalry soldiers perform tasks using helicopters, which gives them the ability to undertake surprise manoeuvres on the battlefield. The military service tasks of air cavalry soldiers are similar to that of assault-force troops. Their achievement requires above average psychophysical preparation. Aim. To determine the...

Protein undernutrition affects inter alia blood parameters and immune system. These negative effects may be improved by the addition of vitamin B6 to the diet. Here, we evaluated the effect of vitamin B6 supplementation and physical exercise in rats fed a protein-deficient diet. Rats were divided into six groups: exercised or unexercised – control,...

Introduction. Nickel as a trace element can be found in soil, water and air. Its role is currently not well known. It is thought that nickel activates some enzymes and certain hormones. Aim. To assess the level of nickel intake with daily food rations (dfr) served and really eaten by the students of the Main School of Fire Service in Warsaw. Materi...

Introduction Data concerning the relationship between body fat and BMD are equivocal since both positive and negative effects have been noted. Recently, the index of fat mass (IFM) representing subjects with different body fat and similar lean mass and index of lean mass (ILM) representing subjects with different lean body mass and similar body fat...

Introduction and objective: The aim of the study was to determine changes in the fitness level among students of the Main Fire Service School during 3-year's education. Material and methods: A total of 75 male and 5 female students took part in the study. Fitness level measurements were carried out before beginning the studies (Measurement 0) an...

Introduction Prolonged shortages of protein in the diet significantly alter the composition and content of polyunsaturated fatty acids (PUFA) in tissues and body fluids. One of nutritional factors which may reduce negative effects of protein malnutrition might be vitamin B2 due to its influence on lipids metabolism. Objective The aim of the study...

Despite suspension of conscription in Polish Army trainings of soldiers are still carried out. It is expected that they will be effective and will contribute to obtaining optimum level of psychophysical efficiency that enables fulfillment of military tasks.Total of 60 soldiers took part in the study. During the 9-month military service, soldiers ha...

Celem pracy była ocena stanu odżywienia oraz wybranych zachowań żywieniowych studentów i studentek Akademii Wychowania Fizycznego Józefa Piłsudskiego w Warszawie i jej Filii w Białej Podlaskiej. W badaniach udział wzięło ogółem 191 osób. Na podstawie wartości wskaźnika wagowo-wzrostowego BMI zakwalifikowano badanych do grup z niedowagą, masą ciała...

Background. For proper construction and functioning of human skeletal system a very important thing is adequate supply of calcium, which content in daily rations, in addition to genetics, degree of physical activity and level of sex steroids, is an essential factor influencing on bone mass. Aim of the work: the aim of the work was to assess mineral...

Background. Nutritional status is one of the factors enabling prediction the possibility of emergence and development of civilization diseases. Correct mineral nutritional status is important and particularly proper bones calcification. The aim of the work was to assess bone mineral density of female and male students from the Pope John Paul II Sta...

Wprowadzenie. Służba żołnierzy Batalionu Reprezentacyjnego WP jest specyficzna, pełniona bez względu na porę dnia i nocy oraz w każdych warunkach atmosferycznych. Cel. Ocena stanu odżywienia żołnierzy Batalionu Reprezentacyjnego WP. Materiały i metody. W badaniach uczestniczyło 300 mężczyzn w wieku 22-49 lat. U wszystkich badanych określono wysokoś...

Protein malnutrition has a negative effect on body composition and some blood parameters, especially in the young growing organism. One of nutritional factors which could protect against negative consequences of protein deficiency may be B group vitamins. The aim of the study was to investigate the effect of vitamin B12 supplementation on the immun...

Mathematical model is the basis for computer decision support system (DSS) connected with food security strategy, in which food irradiation is one of the methods used for elimination of substance with pathogens. Such system can support an organisation of many different activities in the area of food safety. It can be designed for a specific region,...

Over 90% of private water consumers in the environs of Warsaw use water supplied by the municipal water supply system. Part of households placed around Warsaw is supplied with water form their own water intakes. Most often there are water wells drilled up to 8–30 meters down. According to the Central Statistical Office data about 40% of examined gr...

Introduction. Physical training has a beneficial effect on the human body, especially in the prevention of many civilization metabolic diseases. Dosed physical training with an appropriately balanced diet, may also affect the composition and content of polyunsaturated essential fatty acids (PUFA) in serum. Aim. To investigate the effect of dosed ph...

Introduction. Exercise appears to decrease nutrient status in active individuals with preexisting marginal vitamin intakes or marginal body stores. Current research suggests that exercise may increase the requirements for riboflavin and influence metabolism of trace elements. Aim. The objective was to study the effect of riboflavin (vitamin B 2) co...

The purpose of the work was to conduct an examination of the physical fitness and nutritional status of recruits (221 men beginning military service in the infantry unit). Soldiers' physical efficiency was estimated using 4 tests: standing long jump, pull-ups on bar, 30-second sit-ups and 1000-metre run. The nutritional status assessment was done b...

Deficient nutrition is associated with geographical/cultural reasons as well as deliberate malnutrition. Deprivation of proteins in diet results in reduction of muscle growth, decrease in metabolic rate and physical activity An important nutritional factor that could protect against the effects of protein deficiency in patients undergoing physical...

The objective was to study the effect of training and vitamin C supplementation on hepatic Ca, Mg, Fe, Zn, Mn and Cu concentration in rats. Animals were randomly divided into four groups fed ad libitum for 90 days with semipurified diets containing 1.47 MJ brutto energy per 100 g (350 kcal/100 g) and 20% of energy originated from protein. Two group...

This study was conducted to determine the effect of a 3-month dietary protein restriction - protein provided 9% of energy (20% in control group). In this dietary restriction folic acid, vitamins B(2) and B(6) were delivered in amount three times above the standard level. It was observed that animals fed a protein restricted (PR) diet weighed about...

The aim of the work was the assessment of nutritional status of the ORP "PULASKI" frigate crew before long lasting training cruise. Crew of the warship consisting of 156 men, aged 22-42, underwent the nutritional status examination. The nutritional status was estimated based on the anthropometrical measurements. Body mass and body height of examine...

The aim of the work was laboratory assessment of energy and nutritional value of general and light diets used in patients of selected clinical department in the Military Medical Institute in Warsaw alimentation. Using questionnaire method the assessment of diets was done by patients too. Meals given to patients in hospital not always fulfilled nutr...

Growing rats fed for 3 months a low-protein (LP) diet (4.5% of energy from protein), possessed about 29% lower body weight than animals consuming adequate-protein diet (20% energy from protein). The LP diet feeding caused an increase in daily feed intake followed by a decrease in feed conversion efficiency. The enrichment of LP diet with folic acid...

The influence of vitamin B6 on linoleic (LA), alpha-linolenic (ALA), arachidonic (AA), eicosapentaenoic (EPA) and docosahexaenoic (DHA) acid content in serum and liver of rats fed with protein-energy deficient diets for 90 d, was studied. To estimate the effect of dietary supplementation with vitamin B6 on the composition and level of fatty acids i...

The aim of present study was to investigate an influence of nutritional deficiency and dietary addition of vitamins (B2, B6 and folic acid) on the liver concentration of calcium and magnesium in rats. The experiment was performed on 260 growing male Wistar rats, mean weight 150 g divided into 13 groups. During 90 days rats were fed isocaloric diets...

The aim of the present study was to investigate the influence of nutritional deficiency and dietary addition of vitamins (B2, B6, and folate) on hepatic concentration of zinc and copper in rats. The experiment was performed on 260 growing male Wistar rats divided into 13 groups. Animals of 11 groups were fed isocaloric diets (14.7 MJ/kg) in which t...

The influence of vitamin B6 on fatty acids content in serum and liver of rats receiving low protein diets was studied. Addition of B6 decreased linoleic acid (LA) and increased alpha-linolenic acid (ALA) and docosahexaenoic acid (DHA) in serum of rats fed a protein-deficient diet (9% energy from proteins) for 3 months. Further restriction of dietar...

The analysis included 53 patients (32 men and 21 women) aged 43 to 66 years, who were subjected to radical treatment (surgical or combined) because of stomach (22 patients) or large bowel (31 patients) cancer. All the patients were included in the same model of control examinations, which considered evaluation of the erythrocytes TAS and of the Ca1...

The analysis included 78 patients (42 men and 36 women) aged 48 to 67 years treated with cytostatics because of a neoplastic disease. In all the patients examined was evaluated the influence of the chemotherapy carried out on the glutathione peroxidase (GPx) and glutathione reductase (GR) activities. It was confirmed that the effect of the action o...

The aim of study was to investigate an influence of nutritional deficiency and dietary addition of vit. B(2), B(6) and folic acid on PUFAs content in rats' serum and liver. Limitation of consumption full value diet to 50% of its previously determined daily consumption, enriched with m/a vitamins, significant decreased of linoleic (LA) and alpha-lin...

Proper nutrition of young men recruited to the army is one of the factors which allow for a good state of health and high psychophysical condition. Daily food ration except essential nutritive elements is also a source of mineral elements. The aim of this work was to estimate the copper, zinc and manganese content in daily food rations used for sol...

In a series of experiments, changes of blood serum cholinesterase and alkaline phosphatase activities were studied in Wistar rats fed a standard or 25.8, 10, and 4.8% protein semisynthetic diet and intoxicated with fenitrothion at a level 0.02 of the LD50 value. A significant effect of the protein supply in the diet on blood serum cholinesterase ac...