Scientists at the University of Cambridge have developed a new stem cell-based model that produces human blood cells in the ...

UK researchers have found that someone's love of the sauce may be linked to testosterone exposure in the womb -- which has a distinct effect on baby's hand development. Getty Images/iStockphoto ...

Exposure to high levels of the body's primary stress hormone—cortisol—in preterm fetuses can disrupt normal heart development, potentially increasing the risk of cardiovascular disease in later life.