Usually things overloading your life
Explanation:
Measurement system, any of the systems used in the process of associating numbers with physical quantities and phenomena. Although the concept of weights and measures today includes such factors as temperature, luminosity, pressure, and electric current, it once consisted of only four basic measurements: mass (weight), distance or length, area, and volume (liquid or grain measure). The last three are, of course, closely related.
That is something that cant be explained you will have to go to a doctor or a medical person or physician for that .
or try avoid using a cold shower take a hot shower