[After a year], LDL cholesterol in the intermittent fasting group ended up 10% higher than the constant calorie-restriction group despite the exact same loss of body fat.
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Even with proactive medication reduction, advice to immediately break the fast should sugars drop too low, and weekly medical supervision, type 2 diabetics fasting even just two days a week were twice as likely to suffer from hypoglycemic episodes compared to an unfasted control group.”
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Even just fasting for a day can significantly slow the clearance of some drugs (like the blood-thinning drug coumadin).