Why is influenza virus a public health issue

Look at the graph about the barriers to working out. what would 20 percent of the population report as a barrier for working out? inability to devote thirty minutes a day to working out lack of interest with creating a detailed workout schedule not having enough money to pay for yearly gym membership living in a community that does not have parks or a gym facility

Explain what is meant by the phrase “ethical behavior”.

Wjat are substances intentionally added to food to produce a desired effect?