But you surely don't want to attract anyone's attention at the CAA until you're good and ready to pass any examination. Class 1 or 11 all ends up in your dossier.
Go any buy some Combur 9 Stix or any urine reagent test sticks. They're not cheap but you can buy a capsule of ten and then you can test your own urine. Protein, blood and glucose are the three most important ones in this context I think.
Blood in my Urine? [Archive] - PPRuNe Forums
You know your weight and height so Google up a body/mass index and see if you are overweight. You can plot a diet accordingly.
Then go and get your doctor to run an insurance physical on you. You might have to pay but then you'll have a decent base line.
Above all, try not to become a hypochondriac. The mental consequences of hypochondria can be greater than the preoccupying physical ones.