Works for me! <3
The cold had never agreed with Hephaestus, and it likely never would. One of his patronages was fire, after all. In addition, the cold and wind made his legs feel stiff and even more useless than he thought they were. The polar vortex gripping the country at the moment was making him feel positively miserable, and he was spending as much time in his forge or in front of the fire as he could, soaking up the heat of the flames.
But right now, even standing at his workbench was proving painful, and he was sitting near the furnace he used for smelting, his legs propped up on a small footstool. It helped to sooth the stiffness in his knees.