I do not think that testing should be done on animals. Why are you testing human products on animals in the first place? Test products that you want to use on the people that will it be given to.
Answer:
The lymphatic system helps maintain fluid balance in the body by collecting excess fluid and particulate matter from tissues and depositing them in the bloodstream. It also helps defend the body against infection by supplying disease-fighting cells called lymphocytes.
Explanation:
I believe the answer is B, language is is the result of society's norms but does not influence those norms.
A. muscle cramps, fatigue, and lightheadedness.
Since someone would be performing wind sprint activities, it is guaranteed when performing any activity is to get better overtime so I would say to "work above your target heart rate"
