Strengthens the quads but protects the knees. One of my all-time favourite knee strengthening exercises. Starting position: Stand with your back against the wall, feet apart, toes pointing forwards. Action: Slowly slide down the wall a few inches bending your knees.Hold for 3-5 seconds and return to starting position.trengthens the quads but protects the knees. One of my all-time favourite knee strengthening exercises. Starting position: Stand with your back against the wall, feet apart, toes pointing forwards. Action: Slowly slide down the wall a few inches bending your knees.
Meanwhile, officials in Frankfurt, Germany, say that hot dogs were invented in their city in 1487. And according to a third tale, a butcher named Johann Georghehner, who lived in Coburg, Germany, invented the hot dog during the late 1600s, and traveled to Frankfurt to promote his new food.
Who Invented the Hot Dog? Hot dogs or frankfurters are said to have originated in Frankfurt-am-Main, Germany around 1484. Some claim it originated in Coburg, Germany and was created by butcher Johann Georghehner in the 1600, and Vienna also claims to be the origin. In 1904, the hot dog was introduced to America at the St. Louis World's Fair. That same year, George J. French introduced his French's mustard.