Tassia O'Callaghan

Plus what I do in the two-week wait, and a pumpkin obsession that didn't end with Halloween.

Turns out the answer has more to do with timing and money than IQ, despite what the headlines might suggest.

136,842 women, 20 years of data, and a pattern that starts long before anyone even says “endometriosis”.

A new egg-scanning method from Poland, a misread mitochondria study, and what I'm doing at 36 with low ovarian reserve.

Progesterone gets credit for holding pregnancies. A new study suggests it might reset the ovaries too (at least, in mice).

For decades, the combined pill has been off-limits if you get migraines with aura. A study of 54,000 people suggests the extra stroke risk may be smaller than we thought, though it's too early to rip

Menopause changes your blood. HRT might change your brain. But there’s more to the story (as always).

What the evidence says about period apps, and how to choose one you can actually trust

Bed socks, beetroot smoothies, magpies and moonstone: everything I do in the two-week wait, and what the research actually says.

A chimney inspection tells you exactly what condition your chimney is in, from the fireplace or stove at the bottom to the pot at the...

Plus a sleepy return from Portugal and a couple of spicy recommendations.

More Clomid doesn’t mean more babies. Here’s what a big new study found, and what it can’t tell us.

A new review looks at 3 of the buzziest theories behind unexplained recurrent miscarriage, and why your doctor (probably) isn't testing for any of them yet.

Every doctor says the plane didn’t cause my miscarriage. My brain hasn’t caught up. To explain why, I have to go back to our Magpie.

Fertility and lifespan: rivals, or teammates? A new theory backs teammates. With an asterisk.

I know the esoteric world well. That’s exactly why some of the things people in it have said to me about trying to conceive have stuck with me.

In August, a large-scale study made the news: 1 in 8 mothers is now diagnosed with gestational diabetes, and diagnoses have risen by 60% in five years.

What new research says about breast cancer risk, PCOS, BV, and why I ditched my Oura ring.

When I first wrote about losing our baby, I thought the hardest part would be the miscarriage itself. In many ways, it was. At the time, grief felt enormous.

A data-loving TTC-er on wearables, oral thermometers and half a degree of panic.