Which type of muscle fiber contributes most to muscular endurance? O Fast-twitch
O All of these
O Slow-twitch
O Cardiac

Which of the following is true about marijuana? a) commonly known as the date ra.pe drug b) also called smack c) a common drug used for "relaxation d) also known as laughing gas

Pam currently runs on a track an hour a day, three days a week. how can she increase the intensity of her runs? start running five days a week start running in hilly areas or trails switch to walking six miles each day add 20 minutes to each run

What would you call 2-1-1 for? a. product safety info b. after a car crash c. referral to suicide counseling d. after a home break in