In January 2023, 42-year-old Jenni Southerington reached a pivotal moment in her health. Skeptical about her prediabetes diagnosis, she started using a continuous glucose monitor. The device’s two-week data revealed unexpected morning glucose spikes despite strict fasting. Ms. Southerington found that certain foods would worsen her condition. “Eating a spoonful of rice had the same effect as half a cup,” she said.
Her experience underscores a growing trend of people without diabetes monitoring their blood sugar, either out of concern over disease or to optimize their health. But while these devices can offer valuable insight, many people may not need them and could suffer unneeded expense and stress from using them, experts warn.
