We need more info about you, see the first sticky below. Everything also also age relative. See last paragraph to eval your thyroid function and yes it matters.
Your doc says not to worry, he is not worried.
FT is tricky as it is released in pulses with a short half-life. Did you sample a high or low level? TT is a better guide in many cases [for guys not on TRT].
Labs: - always need ranges
TT
FT
E2
CBC
hematocrit
AST/ALT
fasting cholesterol - sometimes too low
fasting glucose
Please read the stickies found here: About the T Replacement Category - #2 by KSman
- advice for new guys
- things that damage your hormones
- protocol for injections
- finding a TRT doc
Evaluate your overall thyroid function by checking oral body temperatures as per the thyroid basics sticky. Thyroid hormone fT3 is what gets the job done and it regulates mitochondrial activity, the source of ATP which is the universal currency of cellular energy. This is part of the body’s temperature control loop. This can get messed up if you are iodine deficient. In many countries, you need to be using iodized salt. Other countries add iodine to dairy or bread.