The longest bone in the human body is the femur. The largest artery is the aorta and the largest vein is the inferior vena cava. The largest internal organ (by mass) is the liver, with an average of 1.6 kilograms (3.5 pounds). The largest external organ, which is also the largest organ in general, is the skin.
The heaviest organ is the skin. This makes sense as the skin is also the largest organ of the human body. With an average weight of about 4.5kg
The tallest man ever in medical history for whom there is irrefutable evidence is Robert Wadlow, who when last measured on 27 June 1940 was found to be 2.72 m (8 ft 11.1 in) tall. He remains the tallest person in the world, ever.
The Nilotic peoples of Sudan such as the Shilluk and Dinka have been described as some of the tallest in the world.