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.
Short-term effects. When a person smokes marijuana, THC quickly passes from the lungs into the bloodstream. The blood carries the chemical to the brain and other organs throughout the body. The body absorbs THC more slowly when the person eats or drinks it.In that case, the user generally feels the effects after 30 minutes to 1 hour.arijuana also affects brain development. When marijuana users begin using as teenagers, the drug may reduce thinking, memory, and learning functions and affect how the brain builds connections between the areas necessary for these functions.