India, Jan. 9 -- Resistance bands become especially useful in winter, when joints often feel tight and stiff, making them slow to respond. Cold temperatures cause synovial fluid, the natural lubricant inside your joints, to thicken, which is why movements can feel stiff or jerky. At the same time, blood vessels constrict to conserve body heat, thereby reducing circulation to the joints, hands, and knees. This combination can make regular workouts feel more complicated than usual.

Resistance bands fit in well, as they create smooth, continuous tension that gently encourages blood flow into joints without placing sudden loads or impacts on them. This steady resistance helps warm muscles, support mobility, and reduce stiffness, making daily...