The first trimester can be a swirl of nausea, fatigue, and brand-new decisions. Here is a calm, evidence-informed toolkit ...

What is the first trimester, exactly? The first trimester is the first of three phases (or trimesters) of pregnancy. It's a critical stage in your pregnancy journey and your baby's development. While ...

After getting that first positive pregnancy test, you may feel a rush of excitement…followed by a surge of nausea, and then the overwhelming urge to take a nap. The first trimester of a pregnancy can ...

Fetuses of pregnant people who gained excess weight in the first trimester of pregnancy show signs of excess fat distribution in the upper arm and in the abdomen, according to a new study. These ...

Alcohol exposure during early pregnancy often occurs before a woman realises she is pregnant. This article explains how ...

Some terms commonly used to describe observations seen on ultrasound during first-trimester pregnancies are outdated and should be replaced with more descriptive language, a multisociety panel of ...

The use of antidepressants during the first trimester was associated with a small but clinically insignificant increase in the risk for miscarriage; however, no evidence existed to suggest that their ...

A new study maps how prenatal stress alters immune signalling in the developing brain at a level of detail not seen before ...