short luteal phase

short luteal phase

A luteal phase of the menstrual cycle that is less than 10 days, which occurs in about 5% of ovulatory cycles. The relationship between an abnormally short luteal phase and reproduction is unclear, but has been linked to unexplained infertility.
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There was some suggestion of increased risk of short luteal phase (< 11 days) and anovulation as well, but the confidence intervals were quite wide.
During the year-long study, they identified 28 women who had more than one menstrual cycle with a short luteal phase -- the interval between ovulation and the beginning of menstruation -- and andther 13 women who failed to ovulate during at least one cycle.
Instead, they found that a short luteal phase or a cycle without ovulation strongly predicted bone loss, both for runners and for their less athletic peers.
A short luteal phase or a cycle without ovulation results in decreased blood levels of progesterone, she told SCIENCE NEWS.
In addition, chloroform was associated with an increased risk of short luteal phase (AOR 2.