Aerobic. It is called aerobic fitness.
Answer:
I think it's all of them.
Answer: Bone Mass/Density
Explanation: Resistance exercise can stimulate and activate bone cells to strengthen even build more bone mass. More technical hormones play a role too, but for simplicity strength training can slow bone loss or even rebuild bones.
Random sampling means that members of a 'population' have equal chances of being selected. To carry out this type of sampling, you will need to use a table of random numbers.
Answer: breastfeeding mothers, adult women, athletes, pregnant women, I believe
Explanation: