The tolerable upper intake levels (UL) for vitamin C are 400 milligrams daily for children 1-3 years old; 650 milligrams daily for children 4-8 years old; 1,200 milligrams daily for children 9-13 years old; and 1,800 milligrams daily for adolescents and pregnant and lactating females 14-18 years old.
120th Boston Marathon on April 18, 2016. DISTANCE: 26 MILES, 385 YARDS (42.195 KILOMETERS). The Boston Marathon is the world's oldest annual marathon and ranks as one of the world's most prestigious road racing events. The Boston Athletic Association manages this American classic, which is sponsored by John Hancock Financial Services. The Boston Marathon has distinguished itself as the pinnacle event within the sport of road racing by virtue of its traditions, longevity and method of gaining entry into the race (via qualification).
The 2016 Boston Marathon will begin on Monday, April 18. Here is some of the basic information you should know about the historic event. Length: According to Olympic standards, marathons are 26 miles and 385 yards, or roughly 26.2 miles long. Route: The Boston Marathon starts on Main Street in Hopkinton, Mass.