Thính giác tốt hơn khi ốm yếuNhững người có thể chất ốm yếu thường có thính giác rất tốt. Điều này giúp họ nhận biết được những nguy hiểm có thể sẽ xảy ra.
Nghiên cứu cũng chứng minh rằng, những lúc cơ thể không được khỏe, thính giác càng hoạt động tốt hơn bình thường. Những người có thể chất yếu, thính giác của họ sẽ luôn sẵn sàng để nhận biết nguy hiểm (Nguồn: petras2.edublogs.
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