The over exaggeration of every movement of the body from someone high on methamphetamines. The user will twist and flex and bend their body in unusual and unnatural ways with every body movement. This typically happens when the user has been awake with no sleep for way to long. Methamphetamines does not effect every person that uses in this way.
Look at the way that tweaker is walking, he's a twistaflexing professional.
The grindset is a contemporary ideology of self-exploitation disguised as strength, deeply tied to the aesthetics of the “sigma male” and to new digital forms of patriarchy. It promotes the idea that human worth depends on productivity, economic success, absolute emotional control, and the ability to work endlessly, turning vulnerability, rest, community, and tenderness into signs of weakness. Beneath its rhetoric of discipline and power often lies a profound inability to relate healthily to pain, fragility, and human interdependence.
“That’s the grindset, brother. While weak men sleep and complain, sigma males stay disciplined, work in silence, suppress emotions, and build power while everyone else wastes time chasing comfort.”