https://anytvnews.com/lifestyle/vitamin-b12-vitamin-b12-is-not-a-small-thing-due-to-its-deficiency-the-body-starts-trembling-and-the-heartbeat-increases-know-how-to-remove-the-deficiency/
Vitamin B12: Vitamin-B12 is not a small thing, due to its deficiency, the body starts trembling and the heartbeat increases, know how to remove the deficiency