Why are sit-ups easier to do while lying on a bed rather than

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Anonymous
2016-03-22 21:07:18 Post No. 36484847
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Anonymous 2016-03-22 21:07:18 Post No. 36484847 [Report]

Why are sit-ups easier to do while lying on a bed rather than lying on the floor

I swear I can do jack knives on my bed but can't on the floor

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Anonymous 2016-03-22 21:08:51 Post No.36484861
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Anonymous 2016-03-22 21:08:51 Post No.36484861 [Report]

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>>36484847

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Anonymous 2016-03-22 21:10:21 Post No.36484872
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Anonymous 2016-03-22 21:10:21 Post No.36484872 [Report]

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>>36484847
...

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Anonymous 2016-03-22 21:18:50 Post No.36484961
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Anonymous 2016-03-22 21:18:50 Post No.36484961 [Report]

does this look like dead nigger storage to you

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Anonymous 2016-03-22 21:26:05 Post No.36485041
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Anonymous 2016-03-22 21:26:05 Post No.36485041 [Report]

>>36484847
Because the mattress absorbs a lot of the energy you exert when you're going up.

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Anonymous 2016-03-22 21:36:02 Post No.36485149
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Anonymous 2016-03-22 21:36:02 Post No.36485149 [Report]

>>36485041
Oh so I guess that means it would be like me weighing less?

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Anonymous 2016-03-22 22:13:02 Post No.36485542
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Anonymous 2016-03-22 22:13:02 Post No.36485542 [Report]

>2006+10
>still doing sit ups

baka family