How does regular exercise help make us more alert and energetic? A. It gets our hearts beating faster and gives us a rush of energy. B. Exercise increases our endurance and therefore we feel less tired. C. During exercise the brain releases endorphins, the chemicals that help improve our mood. D. We breathe in more oxygen while exercising, which helps us feel more awake. Reset Next

Which stage of stress includes the fight or flight response?

Increased use of cocaine can reduce the period of stimulation. true or false

Drea has never had alcohol, but she believes her friends when they tell her that almost everybody at their school drinks on a regular basis. in reality, very few students at the school drink alcohol.which statement best describes what is occurring in this situation? a.peers are influencing what drea thinks of as normal behavior. b.peers are pressuring drea to drink. c.drea is not really influenced by what her peers think. d.drea is giving in to peer pressure.