Why are they worried? Concern about AIDS in rural Malawi

Why are they worried? Concern about HIV/AIDS in rural Malawi

There are two main types of models of behavioral change. What are collectively referred to as “individual models” are the predominant frameworks for studying risk behaviors including those related to HIV/AIDS. Individual models focus on risk perceptions, attitudes, outcome expectations, perceived norms, and self-efficacy. Models of risk behavior that focus on social or community factors have mo...

Why are virgin adolescents worried about contracting HIV/AIDS? Evidence from four sub-Saharan African countries.

Whether well founded or not, perceptions of one's own HIV risk have been shown by health behavior models to be an important factor in determining individuals' sexual behavior. Although empirical studies on the determinants of HIV risk perception exist, only a few have focused on adolescents who are not yet sexually active. Using data from nationally-representative surveys of adolescents, we ass...

Why are Virgin Adolescents Worried about Contracting HIV/AIDS? Evidence from Four Sub-Saharan African Countries

Whether well founded or not, perceptions of one’s own HIV risk have been shown by health behavior models to be an important factor in determining individuals’ sexual behavior. Although empirical studies on the determinants of HIV risk perception exist, only a few have focused on adolescents who are not yet sexually active. Using data from nationally-representative surveys of adolescents, we ass...

Internists worried as concern about general medicine's future spreads.

What are gene patents and why are people worried about them?

This article examines what it means to patent a gene. Numerous ethical concerns have been raised about the effects of such patents on clinical medical practice as well as on research and development. We describe what kinds of inventions are covered by human gene patents, give several examples and summarize the small body of empirical research performed in the US examining the effects of these p...