PLANTS burst into life in spring and that might be true for people, too. So says a study on seasonal success rates of IVF, presented at the in Munich, Germany, this week.
A team led by Daniela Braga of the Assisted Fertilisation Centre in São Paulo, Brazil, measured hormone levels in 1932 women undergoing IVF treatment. They found that levels of oestradiol – which is vital for reproduction – were significantly higher in the spring, and correlated with a 45 per cent higher fertilisation rate during this season.
Another survey presented at the conference, by…
