Acommon positive effect gained by performing flexibility exercise, cardiorespiratory exercise and muscular and strength exercise is that each
a.) improve digestion
b.) increase lean body mass
c.) decrease soreness
d.) relieve stress
getting good sleep allows all of the following except
a.) rest for the body
b.) recovery from daily demands
c.) repair itself
d.) restore brain cells

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

The correct serving size for a complete protein is the size of your fingers. true false

In 2009, a flu pandemic was believed to have originated when viral transmission occurred from pig to human, thereby earning the designation, "swine flu." although pigs are thought to have been the breeding ground for the 2009 virus, sequences from bird, pig, and human viruses were all found within this newly identified virus. what is the most likely explanation of why this virus contained sequences from bird, pig, and human viruses? a) the virus was descended from a common ancestor of bird, pig, and human flu viruses.b) the infected individuals happened to be infected with all three virus types.c) related viruses can undergo genetic recombination if the rna genomes mix and match during viral assembly.d) the human was likely infected with various bacterial strains that contained all three rna viruses.