Hypomagnesemia is an electrolyte imbalance and is indicated by a low level of magnesium in the blood. The normal adult value for magnesium is 1.5-2.5 mEq/L.Magnesium is one of many electrolytes in your body and normal levels of magnesium are important for the maintenance of heart and nervous system function.agnesium is one of many electrolytes in your body and normal levels of magnesium are important for the maintenance of heart and nervous system function.
There are 390 calories in 1 McDonald's McMuffin of Sausage and Cheese On English Muffin. Calorie breakdown: 55% fat, 29% carbs, 15% protein.
The 450 calories in one serving of McDonald's Sausage Egg & Cheese McMuffin Breakfast Sandwich are equivalent to the calories burned while: 1  Running (6 mph) for 38 minutes. 2  Stationary rowing for 1 hour and 18 minutes. 3  Chopping wood for 59 minutes.  Sleeping for 6 hours and 37 minutes.