You can look up these and other drugs, and information on thyroid tests and diseases, at MEDLINEplus. As with any chemical, you can overdose. Symptoms of thyroid overdose can include diarrhea, irregular heartbeat, headache, tremors, nervousness, stomach cramps, fever, chest pain, or difficulty sleeping. If you suspect an overdose, contact your local poison control center or emergency room immediately. There are two ways to overdose.
New River, despite its name, is part of the oldest river system in North America. Two streams flowing from the Blue Ridge Mountains in North Carolina join to form the river, which flows through rugged backcountry gorges. Large populations of muskie, catfish, black crappie, perch, bluegill, sunfish and bass provide anglers with plentiful catches in New River State Park.
Many scientists also believe that the Appalachian Mountains are the oldest mountains in the world. It is possible that the New River is older than any mountain range in the entire world. Finally, the New River's mountain contorting course has exposed rocks that are over 1 billion years old. Fiction- The New River is older than most rivers, but is it the second oldest in the world? There is a scientific argument that the New River might not even be the oldest river in its formation state of North Carolina.