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).
(April 2012). This page lists the winners of the Boston Marathon, which has been running continuously since 1897 and is the oldest annual marathon in the world. The first race, run in 1897, included only 15 runners, all of whom were men.he 42.195 kilometres (26.219 mi) length of the marathon was not fixed before the 1924 Paris Olympics, and the Boston course varied as well.