Add Yahoo as a preferred source to see more of our stories on Google. If you’ve been feeling extra tired or out of sorts recently, it might be more than post-holiday exhaustion. You could actually be ...

Vitamin B12 deficiency is common. While supplementing with injections is considered safe in most cases, here’s what you should know before you try it. Vitamin supplements are very popular. People ...

Vitamin B12 shots are injections that a doctor may prescribe to treat a vitamin B12 deficiency. They may be useful for those with gastrointestinal issues, older adults, vegans, and vegetarians. A ...

This archived news story is available only for your personal, non-commercial use. Information in the story may be outdated or superseded by additional information. Reading or replaying the story in ...

Vitamin B12 is important for the health of your nervous system and your red blood cells. It can be found in many animal products and fortified foods. In the United States, about 6% of people under age ...

Vitamin B12 is an essential vitamin, and low levels are linked to obesity. B12 shots could improve fatigue if you have a deficiency, but there’s not much research on them as a weight loss treatment.