This is definitely an underreported aspect of the War. Putin’s appearance is much different either as a result of weight gain or bloating. If he is indeed sick then I think it explains motive for the timing of this all out assault.
If he’s healthy then it’s just because Biden’s a wuss.
Putin’s father died of spinal cancer and suffered through excruciating back pain before his death. Putin even discussed his father’s cancer and back pain and death in a TV interview many years ago.