15 September 2010

IVF success higher in spring

A Brazilian study found that fertilisation rates were highest in the spring - 73.5% vs. 67.9% for winter. Spring rates also were higher than summer and autumn rates.

New research suggests that success rates are higher when in vitro fertilisation is done during the springtime.

Braga said that the difference in fertilisation rates may have something to do with the effect that changing light patterns can have on neurons in the brain that produce hormones that stimulate the release of eggs from the ovaries.

The study


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