There are many drugs, such as levodopa and dopamine agonists, and some central nervous system stimulants, anticonvulsants, antidepressants, H2 receptor antagonists, hormones, antiarrhythmics, and calcium channel blockers such as cinnarizine and flunarizine, that can affect motor behavior and cause movement disorders.
Here's a look at what you need to know about the first moon landing on July 20, 1969. The moon landing was watched by an estimated 600 million people around the world. Facts: July 20, 1969 - [4:17 pm EDT] Apollo 11 becomes the first manned spacecraft to land on the moon. Neil Armstrong (commander), Buzz Aldrin (lunar module pilot) and Michael Collins (command module pilot) were the crew.
After a three-day journey, the lunar module landed at the Sea of Tranquility on July 20 at 4:17 p.m. After a variety of tests, observations and preparation, Neil Armstrong emerged from the module and made the first small step for man on the surface of the moon at 10:56:15 p.m. on July 20, 1969. Man's first visit to the moon was a short one. The three astronauts of Apollo 11 lifted off from the moon at 1:54 p.m. on July 21, having spent only 22 hours and 37 minutes at the landing site. Learn more about Space Travel Sources: