They aren't. Needs are basic in nature, like food, shelter etc. Refer to Maslow's hierarchy figure below: Hierarchy of Needs. Wants: Want is a feeling for something you lack. Desire: Desire is an extension of a want, with clear objective of filling the gap that want had left with.
4,821 workers were killed on the job in the United States. The fatal injury rate was 3.4 per 100,000 workers, up from a rate of 3.3 per 100,000 workers in 2013. An estimated 50,000 people died from occupational diseases. 150 workers died each day from hazardous working conditions. Nearly 3.8 million work-related injuries and illnesses were reported.
Over 2.4 million people die in US every year. Nearly 45,000 of them die in road accidents. Also homicides, drunk driving and poisoning are killing over 17.000 people. Also researches showed that every year over 178,000 people die because of wrong medication or hospital errors.