Introduction: Obesity is defined as having an excess of body weight caused by a chronic caloric imbalance with more calories being consumed than expended each day. There are over 2.1 billion individuals with obesity around the world. Body mass index (BMI), which is weight in kilograms divided by height in meters squared, is used to identify individuals with obesity. For adults, a BMI of 25.0 to 29.9 kg/m2 is defined as overweight and a BMI of 30 kg/m2 or higher is defined as obese. The aim of the study: The purpose of this systemic review was to collect and analyse current and new information on obesity, its impact on mental health and vice versa. Material and method: Standard criteria were used to review the literature data. The search of articles in the PubMed database was carried out using the following keywords: obesity, mental health, diet, depression, anxiety. Description of the state of knowledge: There are numerous studies about obesity and other factors. Obesity can be the cause of depression, often due to stigma and discrimination, however depression could be also a reason of development of obesity. There was found bidirectional relationshipobesity increased the risk of depression by 55% and depression increased the risk of obesity by 58%. Studies show that anxiety or post-traumatic stress disorder (PTSD) may be associated with obesity and considered as its risk factor. Another disorders, such as Seasonal Affective Disorder (SAD) and Premenstrual Syndrome (PMS) may also cause obesity. Summary: Obesity has complicated and multifactorial etiology. Discovered dependencies and conducted research will allow to find new therapeutic paths and isolate people at risk. However more research is needed to fully understand problem of obesity and all its dependencies.

Wstęp: Aktywność fizyczną definiuje się jako ruch ciała człowieka wykonywany przez mięśnie szkieletowe. Stanowi ona element zdrowego stylu życia i jest związana z celami takimi jak rozwój, zdrowie i dobre samopoczucie. Wykazuje korzystny wpływ na ciało człowieka, jak również jego psychikę. Cel pracy: Przedstawienie opinii społeczeństwa na temat aktywności fizycznej. Materiał i metody: Badania przeprowadzono za pomocą autorskiej ankiety. Uzyskano 198 kwestionariuszy a następnie przeanalizowano. Omówienie wyników: W badaniu wzięli udział kobiety (76,8%) oraz mężczyźni (23,2%). Średni wzrost kobiet wyniósł 169,5 cm, zaś mężczyzn 178,3 cm. Natomiast średnia waga kobiet wynosiła 65,7 kg a mężczyzn 79,2 kg. Z analizy wynika, że codzienną regularną aktywność fizyczną uprawia 61,1% ankietowanych. W odmienny sposób przedstawia się aktywność sezonowa, gdyż jedynie 29,3% badanych ją podejmuje. Najpopularniejszy sport stanowiła jazda na rowerze, którą wybrała blisko 1/3 respondentów. Również popularna była siłownia (29,8%). W sezonie zimowym badani najczęściej jeździli na nartach  (19,7%) i łyżwach (19,2%), zaś latem na rolkach (18,6%). Mężczyźni częściej wybierali aktywności wpływające na dobrą kondycję fizyczną, zaś kobiety wolały ćwiczenia kształtujące sylwetkę. Analiza wykazała również, że dla 34,0% respondentów najważniejszym celem jest zdrowie. Stawiali także na sprawność (24,2%) i sylwetkę (23,2%). Prawie wszyscy badani określali swoją motywację jako wysoką (88,9%) oraz wierzą, że osiągną swój cel aktywności fizycznej (81,8%).  Wnioski: Dane sugerują, że większość społeczeństwa wie jak ważna jest aktywność fizyczna na co dzień. Rodzaj sportu jest zróżnicowany w zależności od płci, pory roku oraz indywidualnych preferencji. Głównym celem aktywności jest utrzymanie zdrowia.

Introduction and purpose: The mass media deal with, among others creating the image of health care. Most often, information published in the media is negative because it aims to show sensation and increase the interest of recipients. To present the perception of the media image of health care in society. Material and method: The research was carried out using the author's questionnaire. 210 responses were collected and analyzed. Results: The study involved men (29%) and women (71%). Majority (89.52%) of respondents were in favor of an unfavorable or neutral overall image of health care created by the media. Information reached almost 70% of respondents on long queues for visits to specialists, half a year or more. The respondents (83.81%) also drew attention to references spreading in publishers about the lack of staff among medical workers. However, most people (69.52%) did not share the healthcare model shaped by the "fourth authority" based on their experience. Conclusions: Based on the analysis, a negative media impact on the healthcare picture was confirmed. The data suggests that society does not quite agree with the media image of healthcare.

Introduction: Despite medical advances, the prevention and treatment of tropical diseases continue to be a current problem for communities. Purpose: To present the public awareness of tropical diseases. Material and method: The study was conducted by using an author's questionnaire. 158 questionnaires were collected and analysed. Results: The study included women (55.7%) and men (44.3%) of varying ages, nearly half of whom were studying or are studying a medical profession. The analysis showed that 92.4% of the respondents were aware of the factors causing contagious and parasitic diseases. Only 5.0% of respondents expressed opposition to prevention when travelling to tropical countries. Every fourth person planning a trip would not go to a specialist on this issue. Nearly 90% of respondents wanted to be vaccinated before travelling. On the other hand, only 15.2% of respondents knew that malaria is not currently prevented by a vaccine, but by chemoprophylaxis. One in five respondents said there was no need for hygienic food consumption, while more than half (53.8%) had not heard of the rule "cook, steam, peel or forget". Among the most important preventive measures, respondents most often selected hand washing (50.6%), taking care of hygiene (20.2%) and immunization (17.8%). Conclusions: Most of the respondents, especially those with medical education, demonstrated basic knowledge of tropical diseases. However, there is a great need for education, especially about visiting a doctor before travelling, types of prevention and methods of hygienic food consumption. The possibility of implementing programmes to supplement knowledge should be kept in mind. Keywords: tropical diseases; contagious diseases; awareness; society.