Have you been extra tired lately?  Have you noticed a lack of concentration, bouts of constipation, balance troubles and/or memory loss?  If so, you might consider speaking with your doctor. There could be a possible connection between your lower energy levels and low levels of vitamin B12. Prompt attention to these symptoms could improve your […]The post B12 Injection Dosage: What is Right for You? appeared first on Invigor Medical.