|
|
Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
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.
Everyone has one nostril that is larger than the other.
Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.
![Values, both those held by individuals and those that represent a nation or people, can undergo deep ...](https://biology-forums.com/gallery/47/medium_632960_15_11_16_11_35_21_241311715.png)
![How people use space as they interact is studied by sociologists who have a microsociological focus. ...](https://biology-forums.com/gallery/27/medium_660366_10_04_17_8_31_11_276121617.png)
![U.S. suburbs were once unplanned, rambling affairs that took irregular shapes as people moved away ...](https://biology-forums.com/gallery/28/medium_482573_20_04_17_1_40_00_28021450.png)