Knockout JEE Main April 2021
An exhaustive E-learning program for the complete preparation of JEE Main..
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The main reason that we can't feel it is that the air within our bodies like in our lungs and stomachs is exerting the same pressure outwards, also we have some blood and fluids flowing inside our body which somehow resist that external pressure. So there's no pressure difference and no need for us to exert any effort.