Your muscules send messages to your brain through nervous system example when your injured
Positive: eating healthy, drinking lots of water, stretching before working out
Negative: eating junk, drinking sugary drinks, not stretching before working out
Answer:
An organ system
Explanation:
Group of cells are organs
Organs working together are organ systems
Organs systems togethers is an organism
1. aerobic means "with oxygen" and anaerobic means "without oxygen"
2. aerobic can mean small exercises meaning you aren't using too much of your body's muscles and bones to workout. Anaerobic can mean big exercises meaning weight lifting.
3. With aerobic exercise the oxygen is carried through your breath to the muscles giving them the energy they needed. This is basically an example of a warm-up before an exercise. Anaerobic however makes you out of breath quickly because without doing the warm-up and you just go into the workout you are making yourself weak and not have enough energy.
Hope this helped :)
Space that's my best guess
