1 Gradually introduce aerobic exercise into your lifestyle. 2  Begin with just five minutes of activity and then slowly build up the length of your workout until you can work out for 30 minutes, 2 to 3 times a week. 3  Always begin any type of exercise with a warm up.
There are many methods for determining hydration status, including monitoring body mass changes, measuring various blood markers, and analysis of urine (urinalysis). An effective and simple way to determine the level of dehydration is to monitor body weight changes.
[17]. However, these methods have the high accuracy and are considered as the reference method [5-14]. So a simple and inexpensive method is needed. Colorimetric method for calcium determination by o-CPC reagent due to its simplicity, sensitivity and efficiency, is common. But this method is limited to use