Final answer:
True. Aerobic exercises can cause feelings of contentment and happiness by releasing endorphins and promoting a positive mood.
Step-by-step explanation:
True. Aerobic exercises can cause feelings of contentment and happiness. When we engage in aerobic exercises like running, swimming, or cycling, our bodies release endorphins, which are chemicals that promote positive feelings. These endorphins interact with receptors in our brain and trigger feelings of euphoria and well-being. Regular aerobic exercise has also been shown to have long-term effects on mood, leading to improvements in overall mood and self-esteem.