Travel road is flabby, want to avoid trip, fall not only have a fracture, olden person suffers the pain of flesh, and cut heal also is compared in young is slower.

• 行路不稳的,要防止摔倒,跌倒不仅伤筋动骨,使老人饱受皮肉之苦,而且伤口愈合也比中青年人更慢。