What do you know about your heart?
when you are sleeping your heart is working.
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But do you know how long your heart relax. Every second heart relax 0.7 second. So heart get relax 16.8 hours per day. Can you think it? Actually if a man live100 years his heat works only 30 years. |
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Whole world wants relaxation. Earth also get relax. When the earth relax? To night. Nature sleep with night and awake with sun. |
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