Pharmacists Guide: How To Delay Your Period Safely How Long Does It Take For B12 Injections To Work? Irregular periods are more common than you thinkand they're often your body's way of signalling stress, hormonal changes, or underlying health concerns. From lifestyle factors to medical conditions, this blog breaks down Blood Test During Period: How Your Menstrual Vitamin B12 Injection Dosage Duluth GA Some periods are heavier than others, but if they become too heavy, they can they impact quality of life or even lead to anemia. When is it time to seek help and