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.
Addison's disease symptoms usually develop slowly, often over several months, and may include: Extreme fatigue. Weight loss and decreased appetite. Darkening of your skin (hyperpigmentation) Low blood pressure, even fainting. Salt craving. Low blood sugar (hypoglycemia) Nausea, diarrhea or vomiting.