Most of your exercise each day should come from
1.muscular fitness activity
2.cardiovascular fitness activity
3.flexibility activity

you aren't worthless, you are a one of a kind person who, deserves happiness like anyone else, you may not get it but everyone deserves happiness. i hope this .

answer; 100 languages;

its b i just took the test and i hit a it was wrong

exposure to hazardous carcinogens and toxic substances can cause breathing problems, such as copd and various types of cancer. it also increases the risk of heart attacks and strokes and has serious (but no less unattractive) side effects, such as aging, yellow teeth, a terrible smell and damage to the vocal cords.