Which is true about the maximum heart rate? a. it's a higher rate than the target heart rate. b .it's difficult to actually test. c. it's calculated by subtracting your age from 220. d .all of the above

There are two main levels of responsibility related to fitness and fire apparatus operations and preventing injuries and line of duty deaths. the first level involves personal responsibility. the second level involves

Which one of the following causes people to go through a cycle of losing weight, gaining it back, then lose it again

Explain why methicillin resistant staphlococcus aureus (mrsa) is more prevalent now than it was only 30 years ago. a. antibiotics cause mutations in staphlococcus aureus that lead to an increase in the number of methicillin-resistant strains. b. methicillin resistance causes an infection to spread more rapidly.c. frequent and inappropriate use of methicillin-type antibiotics has provided selective pressure that has resulted in an increase in the proportion of methicillin-resistant strains of staphlococcus aureus.d. diseases like aids have made people more vulnerable to infections from staphlococcus aureus.