1. Aerobic - exercise that requires the use of oxygen to produce energy
From the syllable 'aer', it signifies that it involves air. Since air contains oxygen which is needed by humans in breathing. Examples are cardiovascular activities like jogging.
2. Anaerobic - exercise that does not require the use of oxygen to metabolize energy
This is the opposite of aerobic. It does not involve oxygen to metabolize energy. Characteristic of this are activities that make you out of breath quickly like lifting weights.
3. ATP (adenosine triphosphate) - an energy molecule produced when oxygen reacts with glucose
In biology, this substance is very important in energy metabolism
4. Lactic acid - a product of anaerobic exercise
Technically, anaerobic exercises form lactate. In the protonated form, this is lactic acid.
Reproductive system. As an immediate risk alcohol affects the nervous
system (the reason why drunk people lose their balance) ,digestive
system (irritation) respiratory system (risk of infection and
bronchoaspiration). While alcohol won't affect the reproductive system
in short term, it causes problems like loss of libido and testicular
shrinkage with a chronic alcohol use.
B.exercise because static stretch and rest aren't physical which wouldnt move muscles