Background Cigarettes and their by-products (ie, smoke; ash) are a complex, dynamic, and
reactive mixture of around 5,000 chemicals. Cigarette smoking potentially harms nearly …

Background Khat chewing has become a common practice among university students in
developing countries like Ethiopia. It has a potential effect on physical, mental, social and …

Studies indicate that substance use among Ethiopian adolescents is considerably rising; in
particular college and university students are the most at risk of substance use. The aim of …

Background. Youth populations are vulnerable to substance use particularly in developing
countries where circumstances may be favorable for it. There is no published data on …

Background. Substance use is a growing concern globally and its association with students'
academic performance is not well studied. Objective. This study was aimed to assess the …

Background Being a global burden of youths, substances use is unhealthy behavior that
exposes youths to health and social problems. Knowledge of the prevalence and predictors …

Background Sexual behaviour is the core of sexuality matters in adolescents and youths.
Their modest or dynamic behaviour vulnerable them to risky sexual behaviours. In Ethiopia …

Background The use of substances such as alcohol, tobacco, khat, or drugs among young
people is becoming a public health concern globally, with particularly high prevalence rates …

The relationship between man and substances that have abuse potentials, and whose use
has been associated with the development or progression of substance use disorders has …

The production of khat in Ethiopia has boomed over the last two decades, making the
country the world's leading source. Khat is now one of Ethiopia's largest crops by area of …