Rest and rest. For those who’re getting it difficult to do many things with extreme lower back pain from a period, take a few days for yourself. Calming with an excellent reserve, some Light yoga, or just a hot bath might assistance boost the endorphins that Obviously fight pain. See https://www.theorthopaedicandpainpractice.com/find-relief-from-lower-back-pain-with-orthopaedic-and-medical-care/