What do you know about contraceptives?

Also called contraception, birth control has several different options. While abstinence, or refraining from intercourse, is the only way to prevent pregnancy with 100 percent certainty, there are both non hormonal and hormonal methods of contraception.

the more fit you are, the faster the recovery. your heart rate drops most sharply in the first minute after you stop exercising; it should then fall about 20 beats a minute—a drop of less than 12 beats a minute is considered abnormal. this “recovery heart rate” is measured as part of an exercise stress test.

the answer is c. absolute strength measures the greatest force exerted in a single effort, while relative strength measures strength adjusted for body size.

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