Thoughts that can trigger anger include personal assessments, assumptions, evaluations, or interpretations of situations that makes people think that someone else is attempting (consciously or not) to hurt them.
What increases our body's oxygen? Aerobic exercise is any exercise that increases the level of oxygen in the body. This exercise, whether it be breathing more, walking, jogging, cycling, dancing, or swimming, conditions the heart and lungs to work more efficiently.
The reasons why compression-only CPR works is that there is still some oxygen left in your body to be used up, even without adding more. A healthy 70-kg adult's basal metabolic rate requires about 250ml of pure gaseous oxygen per minute. First, there is oxygen left in your lungs.