Basic triceps exercise - supine reverse flexion and extension (low feet)
< span style="widows: 2; text-transform: none; background-color: rgb(250,250,250); text-indent: 0px; display: inline !important; font: 14px/23px Arial, Helvetica, sans-serif; white- space: normal; orphans: 2; float: none; letter-spacing: normal; color: rgb(51,51,51); word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px">1, inhale, bend your arms.
2. Straighten your arms and return to the starting position, and breathe when the movement is completed.