Princess Diana Attends a Conference on AIDS

The video introduces an event focused on sexual health education, highlighting the importance of teaching sex education in schools. It presents alarming statistics on the global HIV epidemic, projecting an increase in infections by 1995. The video discusses the primary modes of HIV transmission, emphasizing heterosexual intercourse, and provides insights into teenage sexual activity in the UK, noting that half of teenagers engage in sexual intercourse by age 18.

What is the main mode of HIV transmission mentioned in the text?

What proportion of teenagers in the UK are having sexual intercourse by the age of 18?