Browsing: Birth

Clinical predictors such as maternal age and ovarian reserve are well-established determinants of IVF success.1 Increasing evidence suggests that environmental and lifestyle exposures also influence reproductive outcomes; however, these factors remain insufficiently investigated in low- and middle-income countries.2,3 In Lebanon, reproductive research has historically focused on maternal and child health, with limited attention paid to…

Birth-order effects on disease risk have been studied for individual conditions but have not been systematically assessed at phenome-wide scale in large sibling claims cohorts. We apply two complementary designs, a between-family matched cohort (1.6 million pairs) as a high-powered phenome-wide scan, and a within-family sibling comparison (5.1 million families) as an internally controlled sibling…

There are many things to love about the beginning of summer, but that I-can-do-anything feeling that comes with brighter days holds a special place in our hearts. Having a “best self summer” in 2026 is all about tapping into your highest self, your most positive energy, and a level of confidence that you’ve never accessed…