Vitamin B12 deficiency: What it can do to your heart, stomach & nervous system if ignored https://ift.tt/2m9D5Cp

Vitamin B12 is vital for health. Deficiency can cause fatigue, nerve damage, and cognitive issues. Untreated, it leads to serious problems like heart strain and stroke. Older adults and vegetarians are at higher risk. Research links low B12 to memory loss. A blood test can detect deficiency. Supplements or injections are effective treatments.