"Bad" bacteria because there are also good bacteria that we need in order to live not just healthy, because every person gets sick and we need it for our body. Too much good thing is a bad thing.
A. going to the gym while you are sick
1996 I think but yerr check
Answer: The answer is D (All of the above)
Explanation: Brainliest?
B) flexibility , is what will improve due to these activities.