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Which bone is the longest in the human body?

Human BodyAnatomy

Quick Answer

The femur, or thigh bone, is the longest bone in the human body.

The Full Story

The femur is the large bone in the upper leg, running from the hip to the knee. In adults, it is typically about 48 centimeters long, though the exact length varies by person. It is also one of the strongest bones in the body and helps support body weight during standing, walking, and running. Because of its size and strength, it is a key bone in both anatomy and forensic identification.

Key Facts

1.Femur = longest human bone
2.Typically about 48 cm in adults
3.Supports body weight

YouTube Angle

Suggested video title for this topic:

"Your body’s longest bone is built like a load-bearing beam."