There are no hard-and-fast rules on how rapidly one should progress to a higher level of activity. the individuat's subjective impression of whether or not the body seems to be able to tolerate increased training serves as a good guide. in general it might be reasonable not to progress to higher levels of activity more often than every one or two weeks. how is the word subjective used in this excerpt?

Which of the following can be a community opportunity to play a team sport? basketball hang gliding hiking rollerblading which of the following breaks a safety rule? going to the gym while you have a contagious condition, like the flu or pink eye ignoring people who have been waiting to use your basketball court talking on your phone or texting during a yoga class walking out of a fairway sand trap without raking your footprints