Thyroid replacement hormones usually are well tolerated. Symptoms that occur during treatment are often due to toxic, elevated levels of thyroid hormones and resulting symptoms from hyperthyroidism.
Facts about the New Madrid Seismic Zone. The New Madrid Seismic Zone (NMSZ) is the most active seismic area in the United States east of the Rocky Mountains. The NMSZ is located in southeastern Missouri, northeastern Arkansas, western Tennessee, western Kentucky and southern Illinois.
Rumble on the New Madrid Fault Wednesday Night Shortly before 11pm local time Wednesday night, an earthquake occurred along the New Madrid Fault Zone in far southeastern Missouri. The epicenter of the quake was near Steele, Missouri.