Norepinephrine performs its actions on the target cell by binding to and activating adrenergic receptors. The target cell expression of different types of receptors determines the ultimate cellular effect, and thus norepinephrine has
While specific vitamins and minerals do not cause muscle cramps, a deficiency in potassium or magnesium can lead to sports-related leg cramping, according to Everyday Health. Additionally, a deficiency in vitamins E, A, and B causes cramping due to reduced circulation, as explained WeightTraining.com. Keep Learning.
1 A deficiency in magnesium can cause painful leg cramps, migraines, and also insomnia. 2  Potassium: Potassium is another important mineral, the lack of which can cause fatigue, muscle tightness, and cramping. 3  It is naturally available in bananas, nuts and tomatoes.