BACKGROUND Evidence for relationships between alcohol misuse, sexual risk behaviour and adverse sexual health outcomes exists from both population-level data and studies undertaken in specific groups. We examine changes in these associations using representative data from two consecutive surveys. METHODS Probability surveys conducted in 1990/91 and again in 2000/01 involving interviews with B...

The biology of human sexuality: evolution, ecology and physiology Many evolutionary biologists argue that human sexual behaviour can be studied in exactly the same way as that of other species. Many sociologists argue that social influences effectively obscure, and are more important than, a reductionist biological approach to human sexual behaviour. Here,we authors attempt to provide a broad i...

BACKGROUND Little is known about the occurrence and health consequences of intimate partner sexual assault. The aim of this study was to assess the prevalence and correlates of sexual assault in the context of intimate partner violence (IPV) in Thailand. METHODS In a cross-sectional survey adult female participants were systematically screened (self-administered or interview administered) for...

background: pyrethroids are commonly used as insecticides for both household and agricultural applications, and have recently been linked to endocrine disruption. cypermethrin is a type п pyrethroid which is used widely throughout the world. the present study was aimed to investigate the effects of cypermethrin on the sexual behaviour and plasma level of pituitary-gonadal hormones of adult male...

We identified the insect iridovirus IIV-6/CrIV as a pathogen of the cricket Gryllus texensis using electron microscopy (EM) and polymerase chain reaction (PCR) analysis. EM showed that the virus attacks the fat body, an organ important for protein production, immune function and lipid storage. During infection the fat body hypertrophied, but egg production withered, leaving the lateral oviducts...

1 The availability of large numbers of drugs in the 1960s and 1970s resulted in an explosion of psychopharmacological studies of motivated behaviour, including sexual behaviour. The effects of some drugs, particularly those affecting serotonin and dopamine, on patterns of sexual activity in males and females of a number of non-human species were impressive and encouraged the belief, held by man...

The spread of HIV/AIDS is mostly through sexual intercourse and is largely influenced by behaviour and attitude. Data based on a sample of 1797 households are used to study changes in sexual behaviour and attitudes sickness and death in Ugandan communities, which were due to the realization that too many deaths were occurring in the community. Positive behaviour and attitudes include willingnes...

This nationally representative study, encompassing all single youth (15-24 years), was carried out on the subpopulation of Ethiopia DHS 2000 to determine the influences of socio-demographic characteristics on sexual behaviour, and assess the knowledge and awareness of HIV/AIDS and other STIs. There were a total of 890 male and 3,988 female youth. 25.5% of males and 16.1% of females ever had sex...

The aim of the research was to gain increased knowledge regarding the sexual risk behaviour of school-going young people in South Africa after two decades of HIV-education in schools, to contribute to the development of improved HIV prevention strategies. In collaboration with the Department of Education, a sample of 5305 learners (between 10 and 18 years in Grades 5-12) from high-risk communit...