A written agreement which explicitly states a fixed duration that the contract will be in effect. The signing parties are obligated to adhere to the terms and conditions within the contract until the expiration, or end date, of the contract. http://www.businessdictionary.com/definition/term-contract.html.
The most common symptoms of Lou Gehrig's Disease are: 1  twitching. 2  cramping, or stiffness of muscles. 3  muscle weakness affecting an arm or a leg.  slurred and nasal 1  speech. or difficulty chewing or swallowing.
1 They can cause muscle twitching in the face and neck or hips and shoulders.  Lou Gehrigâs disease is also known as amyotrophic lateral sclerosis. Itâs a condition that causes nerve cells to die. The twitching can affect the muscles in any part the body, but it usually occurs in the arms and legs first.