United States (Tasnim) – In a nationwide study in the US that tracked the cognitive health of women between the ages of 65 and 79 for 10 years, those who carried a genetic variant were nearly three times more likely to…
The rise in recent decades of diseases such as inflammatory bowel disease and rheumatoid arthritis suggests that factors in the environment are contributing.
In 1932, New York gastroenterologist Burrill Crohn described an unusual disease in 14 adults. The patients had bouts of abdominal pain, bloody diarrhea, and lesions and scars on the bowel wall. Doctors in other parts of North America and Europe were seeing it in their patients, too. They called the rare condition Crohn’s disease. After World War II, the number of new people getting inflammatory bowel disease (Crohn’s disease and a related condition called ulcerative colitis) skyrocketed across the West in countries such as the U.S., Canada and the UK. In the last three decades, IBD has begun to crop up in newly industrialized parts of the world like Hong Kong and China’s big cities.
Good news: more people across the globe have improved access to safe water and sanitation. Bad news: air quality is a growing problem in lower-income countries. The Population Reference Bureau’s 2016 World Population Data Sheet, released in August, offers valuable insights into not only current and projected demographic measures, but also health, energy and environment trends around the world.
The report predicts that Africa’s population will reach 2.5 billion by 2050, accounting for 54 percent of the total world population growth. However, Asia will remain the most heavily populated region with a gain of nearly 900 million (36 percent of global population growth), and India will replace China as the nation with the most people. The number of people in the Americas is slated to rise by only 223 million, and Europe will experience a slight decline of 12 million.