Worldwide, too little iodine in the diet is the most common cause of hypothyroidism. In countries with enough iodine in the diet, the most common cause of hypothyroidism is the autoimmune condition Hashimoto's thyroiditis.
The pronghorn is the second fastest land mammal in the world, after the cheetah. It can attain speeds of over 53 miles (86 kilometers) per hour. Size relative to a 6-ft (2-m) man: Fleet-footed pronghorns are among the speediest animals in North America. They can run at more than 53 miles (86 kilometers) an hour, leaving pursuing coyotes and bobcats in the dust.
Ever wonder what was the fastest speed a violator was ever ticketed for in the United States? Some claim it was a Texas speeder clocked at 242 mph in a 70 zone. The offending vehicles was a Swedish-made Koenigsegg CC8S.ver wonder what was the fastest speed a violator was ever ticketed for in the United States? Some claim it was a Texas speeder clocked at 242 mph in a 70 zone. The offending vehicles was a Swedish-made Koenigsegg CC8S.