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.
All Gravimetric analyses rely on some final determination of weight as a means of quantifying an analyte. Since weight can be measured with greater accuracy than almost any other fundamental property, gravimetric analysis is potentially one of the most accurate classes of analytical methods available.