Category

Cycle Science

2 articles on cycle science.

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Cycle Variability: What the Science Actually Says
Cycle Science5 min read

Cycle Variability: What the Science Actually Says

The idea that a normal cycle is exactly 28 days is a myth. Here is what large-scale research actually says about cycle length variability, what affects it, and when variation is worth investigating.

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PMOS and Cycle Awareness: What Tracking Can and Cannot Tell You
Cycle Science7 min read

PMOS and Cycle Awareness: What Tracking Can and Cannot Tell You

Polyendocrine Metabolic Ovarian Syndrome (PMOS, formerly PCOS) affects approximately 1 in 10 people who menstruate. Here is what PMOS is, how it affects cycles, metabolism and hormones, what cycle tracking can still help with, and what it cannot.

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