HealthGenetic conflict with the fetus influences when women give birth Longer-lasting pregnancies lead to larger babies but also riskier births, but some genes may have let women and fetuses find a middle ground ¿ìè¶ÌÊÓÆµ
HealthDrug overdose deaths have quadrupled among older US adults In the past two decades, death rates from drug overdoses have dramatically increased among adults 65 years and older living in the US ¿ìè¶ÌÊÓÆµ