The human body does have 206 bones, however, if the sternum is counted as three then the human body would have 208 bones. When people have an abnormal number of bones it is usually due to vertebrae or ribs.

There are two systems of bones and these are the axial skeleton which is the body and the appendicular skeleton which are the limbs.

The number of muscles in the body depends on who you ask. The previous post is accurate. The reason there is some controversy over how many muscles there are in the human body is due to the fact that many experts argue about what constitutes a muscle.

The adult human body contains 206 bones. This may vary from person to person, but as a rule, most people have 206.  At birth a newborn baby has over 300 bones in its body. The difference in numbers is due to the fusion of bones as an individual develops.

Most sites suggest that there are approximitly 639-640 skeletal muscles in the human body. There is some controversy regarding the number of muscles in the human body.  This is due to difficulty in determining how muscles are grouped and which are distinct muscles.  Some people suggest that there are between 656 and 850 muscles in the human body.