Why heat? Because consistent Period Cramps, low-profile warmth helps relax uterine muscles and may support natural circulation—two things that can dial down those sharp, fatiguing sensations many feel during the first days of a cycle. Add adjustable vibration, and you have a smart one-two combo: heat to ease tension and massage to melt lingering tightness. The result is practical Menstrual cramps relief you can reach for on cue, whether you’re commuting, logging into a meeting, or curling up with a show.