What is the biggest danger of uv rays from the sun?
a. sunburn
b. heatstroke
c. skin cancer
d. ozone damage

When do most people who become addicted to tobacco start using it

Adequate flourish intake during infancy and childhood cuts the incidence of tooth decay up to percent

How is health different for most people in this country today from what it was for people born in 1900? a. people have a shorter life span. b. people today work harder to survive. c. people today live in poorer sanitary conditions. d. people today can focus less on day-to-day survival and more quality of life.