|
|
Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.
Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.
The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.
![Historian James Merrell notes several errors in Benjamin West’s famous 1771 painting, William Penn’s](https://biology-forums.com/gallery/47/medium_374628_15_08_15_11_40_28_222192176.jpeg)
![Increasing access to care for teen mothers is important because they have a higher rate of pregnancy ...](https://biology-forums.com/gallery/47/medium_637842_18_01_17_5_49_29_24491730.png)