Always good to have a reason I have also had this happen when my folate was low , it may be worth you getting it checked I had self inject my B12 every 4 weeks for the last 20+ (cannot really remember how long accurately), and 2 months ago got a similar 'electric shock tingling' all over my body - head, face, arms, hands, legs, feet etc within a couple of minutes of injecting, which lasted about 3 seconds or so
Researchers studying metabolic dysfunction in adipose tissue have identified NNMT as one of the most consistently upregulated enzymes in obese white fat, making it a high-confidence therapeutic target for metabolic intervention
Some prescriptions will be less regular, only twice per month, once every three weeks, or once every three months
When you're dehydrated, your blood volume decreases, which can lead to a drop in blood pressure and an increase in heart rate as your body tries to maintain adequate circulation