Which characteristic is a sign of drug addiction? regular work attendance easily able to stop taking a drug experiencing legal problems never taking more of a particular drug

Amy gained cardiovascular health benefits from running consistently over the past year. now she runs inconsistently and has lost some of those health benefits. this principle is known as?

Christopher came down with chicken pox after spending time in his child’s day care. the chicken pox represents what link in the chain of transmission in this scenario?

What are 3 important public health tools for addressing flu outbreaks and why