Here are ten facts about supernovae that you may have not known. Somewhere in the cosmos, a star is reaching the end of its life. Maybe itâs a massive star, collapsing under its own gravity.upernovae occur in our galaxy at a rate of about one or two per century. Yet we havenât seen a supernova in the Milky Way in around 400 years. The most recent nearby supernova was observed in 1987, and it wasnât even in our galaxy. It was in a nearby satellite galaxy called the Large Magellanic Cloud.
Unfamiliar exercise activities can also cause muscle spasms to occur. Abdominal spasms can occur when a person decides to begin working their abdominal muscles by doing sit-ups and does too many too quickly. Writer's cramps of the hand and fingers are similarly caused by prolonged use of the small muscles in the hand. It is commonly thought that dehydration and depletion of electrolytes will lead to muscle spasm and cramping.
Arm spasms are caused when muscles in the arm contract uncontrollably. It can be felt as quick jab of pain or a throbbing annoyance. If a person has an arm spasm while doing a dangerous task, they could be seriously injured or killed. There are so many causes of arm spasms that sometimes they are hard to diagnose.nother possible cause of spasms in the arm is an injury to the spinal cord. The brain sends messages to muscles through the spinal cord. If the messages are not properly transmitted in the spinal cord, the muscles in the arm will not contract correctly. This will cause the arm to have spasms.