Cataract-related blindness remains unacceptably high, but fortunately, rates are declining worldwide. The prevalence among adults older than 50 is highest in western sub-Saharan Africa, with a rate of 6 percent.... Read More
lifestyle
Moles and Breast Cancer Risk
There are many types of nevi, with common nevi being harmless collections of colored cells. Common nevi are usually small brown, pink, or tan spots on the skin. Other nevi types are more serious.... Read More
Vitamin D and Bone Fractures
Vitamin D serves many important body functions. For example, it helps to keep our bones strong by helping our bodies absorb calcium and phosphorus. Our muscles use vitamin D to move, and nerves need it to carry messages.... Read More
Bacon, Nitrates, and Nitrites
Nitrates are relatively inert; they are stable and unlikely to cause harm. However, mouth bacteria or body enzymes can convert nitrates to potentially harmful nitrites.... Read More
Your Heart Health May Not Be As Good As You Think
IS YOUR HEART HEALTH AS GOOD AS YOU THINK? ONLY ONE IN FIVE AMERICA ADULTS HAS OPTIMAL heart health. Approximately 80 percent of the United States have low to moderate... Read More
Predict Early Mortality in 10 Seconds
But to measure cause and effect, you must ensure that a simple correlation, however tempting it may be, is not mistaken for a cause. In the 1990s, the stork population of Germany increased, and the German at-home birth rate rose as well. Shall we credit storks for airlifting the babies?... Read More