The University of Washington suggests men with low activity levels consume about 13 calories for each pound of their body weight daily. This means a 165-pound inactive man needs about 2,145 calories a day, while an inactive 175-pound male requires about 2,275 calories daily to maintain his current body weight.The Dietary Guidelines for Americans 2010 suggests inactive men often need 2,000 to 2,600 calories a day for healthy weight maintenance.herefore, a 250-pound man should aim for 1,700 calories daily if his goal weight is 170 pounds and 1,600 calories a day if his desirable weight is 160 pounds.
As you can see there were many good things traded int the Columbian Exchange. Bad things that were traded was disease. Now disease wasn't traded on purpose, but it still got traded in a way.Other bad things that were trades accidentally was pests. Pests are rodents and bugs like roaches and rats.
The Columbian Exchange explains why Indian nations collapsed and European colonies thrived after Columbus's arrival in the New World in 1492. The Columbian Exchange explains why European nations quickly became the wealthiest and most powerful in the world. The Columbian Exchange explains why Africans were sold into slavery on the far side of the ocean to toil in fields of tobacco, sugar, and cotton. The Columbian Exchange even explains why pasta marinara has tomato sauce.