How does exercise help condition the heart and lungs?

Enzo sits with a small group of friends at lunch. lately, he has been very quiet and stays home a lot even though his friends invite him to go places. he likes to play video games in his free time and is slightly overweight. which behavior is a sign that enzo may need professional mental health treatment? a) being overweight b) playing video games c) withdrawing from activities d) having a small group of friends

Which is a personal reason for using tobacco

Meg is moderately active and completes 30minutes of daily activity above the baseline level. based on the chart, which activity will not increase megs physical fitness?