racial makeup definition, racial makeup meaning | English dictionary. Search also in: Web News Encyclopedia Images. racial. adj. 1 denoting or relating to the division of the human species into races on grounds of physical characteristics. 2 characteristic of any such group. 3 relating to or arising from differences between the races. racial harmony. 4 of or relating to a subspecies. â¦ racially adv.
WebMD News Archive. Jan. 10, 2012 -- Woodstock generation, breathe easy. One of the largest and longest studies ever to look at the effect of marijuana smoking on lung health finds that pot smoking doesnât appear to cause chronic breathing trouble. The study has followed more than 5,000 young adults in four cities for more than two decades.
No matter how you use marijuana, the drug can cause immediate and long-term effects, such as changes in perception and increased heart rate. Over time, smoking marijuana may cause chronic cough and other health issues. The effects of marijuana on the body are often immediate. Longer-term effects may depend on how you take it, how much you use, and how often you use it. The exact effects are hard to determine because marijuana has been illegal in the U.S., making studies difficult and expensive to conduct.