In the US, breast cancer is the most commonly diagnosed cancer in women, and the second leading cause of cancer-related deaths. Each year, an estimated 270,000 women — and a far smaller number of men — are diagnosed with it. When caught in early stages, it’s usually highly treatable. A promising new form of targeted…

For decades, in vitro fertilization (IVF) has enabled countless people to have children, often after years of disappointment. It’s a complex process, medically and emotionally. Those embarking on an IVF cycle are often laser-focused on the baby they long for. Most hope a cycle will yield several embryos, because it frequently takes more than one…

In science, advances are a daily occurrence, but true breakthroughs are rare. What does it take to achieve world-changing scientific breakthroughs? Some are the result of a lucky accident, combined with curiosity: scientists traveling down one road suddenly find reason to veer onto another road, one they never planned to travel — a road that…

So many physical abilities decline with normal aging, including strength, swiftness, and stamina. In addition to these muscle-related declines, there are also changes that occur in coordinating the movements of the body. Together, these changes mean that as you age, you may not be able to perform activities such as running to catch a bus,…