Latest blood test results (blood tests done last Monday, 19 October):

HbA1c (long-term blood sugar) - 5.3 (normal under 6.1)
Fasting blood sugar - 4.92 (normal 3.3 - 6.05)
Ferritin (iron) - 26 (normal 10-310); last measure 6 months ago was 13
TSH basal - 3.22 (normal .35 - 5.5)
FT4 - 14.7 (normal 11.5-22.7)
FT3 - 4.02 (normal 3.5-6.5)

So basically, all blood values for thyroid and blood sugar are currently A-OK.