Home screen widgets that show how much data you've used/have remaining for the month, display live data usage by apps running, and your apps that use the most data; Awards you badges based on your data consumption, ranging from Absolute Beginner to Data Tamer Where It Excels. We've mentioned Onavo for Android before, and its iOS cousin.
There can be electrocardiogram (EKG, ECG) changes associated with low potassium, and sometimes the diagnosis of low potassium is made incidentally by finding the characteristic U waves on the EKG tracing. In severe cases, hypokalemia can lead to dangerous disturbances in heart rhythm (dysrhythmia).
Other possible causes of hypokalemia are 1  : medications that lead to potassium loss, such as certain antibiotics, steriods, and diuretics (âwater pillsâ used to treat heart failure, high blood pressure, or fluid retention, that are possibly the most common cause of deficiency)