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您也许会认为再熟悉的东西莫过于自己的身体,真的这样吗?好吧,请问您了解自己的心脏吗?心脏是身体中最强劲的肌肉,若对您的心跳按每分钟60次来算,一个人1天心跳次数是86400次,1年心跳近3200万次,当代已不是人生七十古来稀的社会,如果按照一生70岁来算,一生的心跳总数高达22亿次。大概是因为生化代谢能量的限制,几乎所有哺乳动物一生的心跳次数大约都在7亿次左右。我们人类作为哺乳
Well, may I know your heart? The heart is the strongest muscle in the body, if your heart beat at 60 beats per minute Count one person a day heartbeat is 86400 times, 1 year nearly 32 million heartbeat, contemporary life is not the seventies rare society, according to the life of 70 years old, the total number of life-long heartbeats up to 2.2 billion times. Probably because of the limitation of biochemical metabolic energy, the frequency of heartbeat of almost all mammals is about 700 million times. We humans as breastfeeding