dawn phenomenon
an observed increase in blood glucose levels that takes place in the early morning, often between 2 a.m. and 8 a.m.
en-US/dɑn fəˈnɑməˌnɑn/
en-GB/ˈdɔːn fɪˈnɒmɪnən/
an observed increase in blood glucose levels that takes place in the early morning, often between 2 a.m. and 8 a.m.