What does this even mean? can you resay your question
Teenage smoking was higher in the 70s but has lowered throughout the years. in 1997 about 25% of seniors in high school smoked. now the percentage is 6% in 12th grade, 3% in 10th grade, and 1% in 8th grade for daily smokers in 2015. But nearly 90% of reported smokers started before they were 18, and 11% of seniors reported smoking in December of 2016 and November of 2016.
Answer:
The definition is this; temporary unconsciousness caused by a blow to the head. The term is also used loosely of the aftereffects such as confusion or temporary incapacity.
and some symptoms are headache, ringing in the ears, nausea, vomitting, fatigue, and blurry vision
Explanation: