Consumers allocate their income between two kinds of consumption: consumption that. is perfectly visible to society, denoted by v; and consumption that is perfectly non-visible. to society, denoted by w. Since neither an individualâs income y nor consumption of w is.
Yes, creatine levels can fluctuate. The levels of creatine in your body will change based on many factors, including diet, exercise, medications and overall stress levels. Creatine is a molecule found within the body, and is developed simply by the food that you consume. This food turns into energy as it metabolizes.
1 If you have kidney disease, your doctor may recommend creatinine tests at regular intervals to monitor your condition.  If you have an illness that may affect your kidneys â such as high blood pressure or diabetes â or you're taking medication that may affect your kidneys, your doctor may recommend creatinine tests.