Hormonal changes during menopause can make blood glucose management more challenging for women with type 1 diabetes, leading to a heightened risk of hypoglycaemia (hypos) during this stage of life.
Hormone Fluctuations
During perimenopause and menopause, levels of oestrogen and progesterone shift dramatically. Oestrogen may improve insulin sensitivity-helping cells use glucose more efficiently- while progesterone increases insulin resistance, making blood sugars harder to control.
Blood Sugar Swings
When oestrogen drops during menopause, insulin sensitivity often rises, making blood glucose levels less predictable and increasing the likelihood of low blood glucose episodes. At the same time, unpredictable waves of progesterone can raise insulin resistance, further complicating the picture.
Why This Matters
Menopause may cause more frequent or severe hypos in women with type 1 diabetes, especially in the perimenopausal transition.
Symptoms like sweating, mood swings, and brain fog from menopause can closely mimic signs of hypos, which can make it harder to tell the difference without testing blood glucose.
Night sweats or sleep disturbances connected with low or swinging oestrogen/progesterone add another layer of complexity to hypo detection and management.
What Helps
Monitor blood glucose levels more frequently: Hormonal fluctuations can make glucose levels less predictable, so regular testing is key.
Work with a diabetes care team: Adjustments to insulin or medication regimens may be necessary as hormone levels change.
Track both your symptoms and blood glucose data: Keeping a diary helps spot new patterns as menopause progresses, so proactive changes can be made.
Stay informed: Menopause doesn’t just change hormones – it shifts the entire blood glucose balance, so reviewing education resources is vital.
Take Charge
Understanding and tracking hormone and blood glucose fluctuations can support safety and confidence in diabetes management through menopause. Knowing your patterns enables smarter adjustments and reduces the risk of dangerous lows.
Learn more about menopause at the Australasian Menopause Society –menopause.org.au
