Which of these stis has a vaccine to prevent it?
a. chlamydia
b. syphilis
c. hpv
d. genital herpes

How do nicotine and tobacco cause cancer? by decreasing blood-sugar levels by damaging or changing a cell's dna by increasing heart rate by increasing phlegm and mucous production

You should never drive a car if you are a.taking cold medication b. suffering from the flu c. drinking alcohol d. all the above

This is one popular brand of exercise machine