Marijuana increases heart rate by percent shortly after smoking; this effect can last up to 3 hours.
a. 50
b. 75
c. 20-100
d. 10

Which is an internal barrier to seeking with mental problems? a) lack of parent permission b)complex mental health system c) difficulty paying for servicesd) cultural and religious conflicts

Although the percentage of teens smoking has gone done in recent years, the number is still approximately percent. question 15 options: 10 30 40 20

Life expectancy in the united states is (76.4 for men and 81.1 for women). life expectancy is not the same as healthy life expectancy. healthy life expectancy is the number of years a person is expected to live in this number is obtained by subtracting years spent in poor health from overall life expectancy. the world health organization (who) calculates healthy life expectancy in 194 countries. the united states ranks twenty-ninth in the world using this measurement, with an average of of healthy life expectancy. singapore ranks number one (76 years), and japan is number two (75 years).