The calf muscle pump performs the same task in humans.
Right; The Soleus Muscle Pump aka Soleal Pump aka Peripheral Heart aka Sural Pump.
From https://en.wikipedia.org/wiki/Soleus_muscle ;
Also, in upright posture, the soleus is responsible for pumping venous blood back into the heart from the periphery each time it contracts and is hence often called the skeletal muscle pump, peripheral heart or the sural (tricipital) pump.
Soleus Pushup - https://stories.uh.edu/2022-soleus-pushup/index.html and https://www.physio-pedia.com/Soleus_Push_Up
This is the science behind the Baithak aka Hindu Squat.
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Right; The Soleus Muscle Pump aka Soleal Pump aka Peripheral Heart aka Sural Pump.
From https://en.wikipedia.org/wiki/Soleus_muscle ;
Also, in upright posture, the soleus is responsible for pumping venous blood back into the heart from the periphery each time it contracts and is hence often called the skeletal muscle pump, peripheral heart or the sural (tricipital) pump.
Soleus Pushup - https://stories.uh.edu/2022-soleus-pushup/index.html and https://www.physio-pedia.com/Soleus_Push_Up
This is the science behind the Baithak aka Hindu Squat.