Numerous companies offer tests, which may involve blood, urine or saliva collection, and can be very expensive. The results ...
On this note, the expert shares how to estimate your safe days using the calendar method: Track your periods for at least 6 months to identify your shortest and longest cycle lengths. Subtract 18 days ...
Unpacking the beautiful complexity of the female menstrual cycle, and how it might affect our cognitive performance—in ways we wouldn't have imagined.
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