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  1. miquelangeles

    Polyester lowers progesterone, effective contraceptive in females as well

    @JamesGatz right again: Is Cotton and Leather the only safe clothing materials ? What do people think of Cashmere/wool/linen ? Quite dramatic inhibition of ovarian function during the estrus phase:
  2. haidut

    Children Conceived In Winter Have Much Higher Risk Of Autism

    Not sure why the study considers January to May to be winter months, but this is yet another study that links maternal metabolism (and serotonin) to autism. The official explanation is increased flu infection and lower vitamin D levels in the winter. While these may be contributing factors, I...
  3. haidut

    Fertility Problems In Women Could Be Due To High Cortisol

    Cortisol is highly antagonistic to progesterone - i.e. it both directly inhibits synthesis of progesterone and activates aromatase, so elevated cortisol results both in deficiency of progesterone and excess of estrogen. This human study found that women who had issues getting pregnant had...
  4. Daimyo

    Don't be fat when you conceive a child

    http://www.sciencedaily.com/releases/20 ... m=facebook
  5. C

    Anyone Peat ladies pregnant/trying to conceive?

    Since I started incorporating Peat's ideas into my diet, especially replacing almost all meat with fruits and occasionally potatoes, and drastically cutting PUFA intake, I regained fertility despite nursing a 2.5 year old toddler (her nursing pattern did not change while my diet did). I also...