I need this as an answer for 5 to 10 lines And I will put them a brainliest + make the answer fu plsss And if u don’t know pls don’t answer 1) In what areas of the world is overpopulation having the biggest effects and how? 2) what do you think is the main factor/factors contributing to overpopulation?

In an experiment examining the effects tai chi on arthritis pain, callahan (2010) selected a large sample of individuals with doctor-diagnosed arthritis. half of the participants immediately began a tai chi course and the other half (the control group) waited 8 weeks before beginning. at the end of 8 weeks, the individuals who had experienced tai chi had less arthritis pain that those who had not participated in the course.