Avancerad sökning
Visar resultat 1 - 5 av 64 avhandlingar som matchar ovanstående sökkriterier.
1. Exercise induced breathing problems in adolescents
Sammanfattning : Experiencing respiratory symptoms in conjunction with exercise is common in children and adolescents and can have a negative impact on daily life. The aim of the thesis was to estimate the prevalence of exercise-induced dyspnoea, exercise-induced bronchoconstriction (EIB) and exercise-induced laryngeal obstruction (E-ILO) in a general adolescent population, and to explore factors associated with EIB. LÄS MER
2. Sexual Risk Taking : – Perceptions of Contraceptive Use, Abortion, and Sexually Transmitted Infections Among Adolescents in Sweden
Sammanfattning : The overall aim of this thesis was to inestigate Swedish adolescents' perceptions and behaviours regarding sexual risk taking. Specific objectives were to explore teenagers' perceptions of contraceptive use, unintended pregnancy, and abortion; teenage girls' experiences of decision making process and support connected to abortion; and male adolescents' perceptions of sexual risk taking and barriers to practicing safe sex. LÄS MER
3. Use of Pornography and its Associations with Sexual Experiences, Lifestyles and Health among Adolescents
Sammanfattning : The overall aim of this thesis was to investigate pornography consumption and its relation to sexual experiences, lifestyles, health and perceptions of sexuality and pornography. One qualitative study (focus group discussions) and one prospective longitudinal quantitative study (baseline and follow-up questionnaires) are included. LÄS MER
4. Towards a tobacco-free generation. A study on the tobacco habits of adolescents: when, why and who?
Sammanfattning : Why adolescents are using tobacco is a large and complex issue. There are factors on society, group and individual levels that affect the youngsters. The norms and attitudes in their surrounding, as well as the tobacco habits of parents and friends, are important when it comes to affecting adolescents to start using tobacco or abstain from it. LÄS MER
5. Young today-adult tomorrow! Studies on physical status, physical activity, attitudes, and self-perception in children and adolescents
Sammanfattning : The aim was to gain knowledge of young people's physical status and physical activity, and to further the understanding of the role of school physical education in a salutogenic public health perspective. Two studies were performed in southern Sweden. Study 1 was performed in 1996 among 301 adolescents aged 16-19 in upper secondary school. LÄS MER