[header] How to treat low potassium blood levels [title] Look for symptoms of low potassium levels. [step] Having either too much or too little potassium in your blood can lead to health complications. Having a low level of potassium in your blood is called hypokalemia. 
Effects of hypokalemia can include weak muscles, an abnormal heart rhythm, and a slight rise in blood pressure. Additional symptoms can include : [substeps] Constipation fatigue muscle spasms muscle tingling or numbness [title] Look for common causes of low potassium levels.