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.
Luna 2 was the first spacecraft to reach its surface successfully, intentionally impacting the Moon on 14 September 1959. In 1966, Luna 9 became the first spacecraft to achieve a controlled soft landing, while Luna 10 became the first mission to enter orbit. Between 1968 and 1972, manned missions to the Moon were conducted by the United States as part of the Apollo programme. Apollo 8 was the first manned mission to enter orbit in December 1968, and was followed by Apollo 10 in May 1969. Six missions landed men on the Moon, beginning with Apollo 11 in July 1969, during which Neil Armstrong became the first man to walk on the Moon.