Percutaneous electrical nerve stimulation (PENS) is used to relieve pain and is essentially. the same as transcutaneous electrical nerve stimulation (TENS) except that, unlike TENS, the stimulating electrodes are surgically implanted around, or immediately adjacent to, the. nerve serving the painful area.
This prevents donation. Eating. foods high in iron, such as tuna, lean red meat, eggs, nuts, beans, dark green vegetables, raisins or taking a. multi-vitamin with iron may help bring the iron level to. the acceptable range for plasma donation. down those fluids.
What to Eat & Drink. 1  1. Try eating just a bit. Something light and simple might settle your stomach. 2  2. Drink something. Your stomachache may be a result of dehydration. 3  3. Go for the BRAT diet. BRAT stands for Bananas, Rice, Applesauce and Toast.