Vitamin B12 Deficiency: Symptoms, Treatment, Prevention & Risk Factors
Vitamin B12 keeps your nerves and blood healthy; when levels are low, you may feel tired, weak, or tingly, and can develop anemia. Vegetarians, vegans, and older adults are at higher risk—but a simple blood test and timely treatment with diet changes or supplements can prevent lasting nerve damage, helping patients and caregivers act early with confidence.
