What is one way that cold and flu viruses spread? a. by transfusing contaminated blood b. by inhaling contaminated droplets c. by eating contaminated meat d. by drinking contaminated water

Explain why you would or would not have a lasik surgery if you wore contacts or glasses.describe how public opinions related to this surgery have changed over the years.in your own words, explain this surgery as though you are explaining it to someone who has no knowledge of the procedure.

Describe some of the common health conditions associated with air pollution.

How can a person  best  reduce the risk of injuries on the road?