The 20th century may have been the age of scientific advancement but, as the new millennium begins, (1)_____ world health the progress has been surprisingly slow. Who would believe that there is still no (2)_____ for cancer, that 100 years on diarrhea is still on the top 10 lists of world-wide killers and that tuberculosis usually (3)_____. Victorian squalor—would have reemerged in the West (4)_____ growing threat? The fact is that despite growing life (5)_____ and economic growth, a billion people entered the 21st century (6)_____ having a share in medical advances—their lives (7)_____ or scarred by disease. According to the World Health Organization's latest report, diarrhea killed 2.2m people in 1998 and yet it is a condition that can easily be (8)_____ through cheap rehydration therapy. It was the sixth biggest killer of 1998, an honour shared with stillbirth and infant deaths (9)_____ cause of death that smacks of the 19th (10)_____ 21st century. WHO's top 10 killers list can almost be divided down the middle (11)_____ infectious diseases—a feature of low income countries—and non-communicable disease, such as cancer and heart trouble, (12)_____ in wealthy nations. How we die is an indicator of our (13)_____. In the rich West it is from cancer, cardiovascular disease and psychiatric illnesses (14)_____ In poor countries infectious diseases are still the biggest killers. It is almost (15)_____ those of us who don't have to worry about poverty have brought ill-health upon ourselves. (16)_____ once we would hunt and walk, we now remain sedentary, smoke heavily and put ourselves at (17)_____ of heart disease and cancer. While we don't need to use all our energies (18)_____ where the next meal will come from we have more time to (19)_____ on existential is sues, relationships and our standards of living. Perhaps it's no coincidence that (20)_____ is three times more likely to cause loss of healthy years in Europe and the US than in Africa.