blood sugar 
noun [mass noun]
The concentration of glucose in the blood.High blood sugar impairs your immune system and increases your risk of infections....
- The way your body responds to insulin, the hormone that controls your blood sugar level may be involved.
- Shortly after birth, the baby may continue to make extra insulin even though high levels of blood sugar are no longer present.
- good oil
- good old boy
- good (or bad or poor) show!
- good (or nice) thinking
- good (or the best of) luck
- Good Parliament
- Goodpasture
- good-paying
- good people
- good-plucked
- good-quality
- good question
- good riddance
- goods and chattels
- good-selling
- good sense
- good-sister
- good-size
- good-sized
- good soldier
- good-son
- goods train
- good taste
- good-tempered
- good-temperedly