就记忆而言，相较于睡眠，体育锻炼是个灰色地带，但似乎有大量的有力的证据证明匀称的体态和良好的认识能力是有联系的。
Physical exercise is a somewhat grayer area than sleep when it comes to memory, but there seems to be a reasonable body of evidence suggesting that physical fitness and cognitive fitness are linked.
毕竟体育锻炼能降低患慢性疾病的风险，能增强身体的平衡和协调能力，还能帮你减轻体重——甚至能提高自尊心。
After all, physical activity can reduce your risk of chronic disease, improve your balance and coordination, help you lose weight - even boost your self-esteem.
加强体育锻炼，提高耐寒能力和预防发生措施是防治的重要内容。
Physical exercise to strengthen and enhance capacity of cold-resistant measures to prevent and control is an important part.
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