Sex - Factors in Determining a Person's Sex

3. Hormonal Sex

Typical: The gonads produce 'female' and 'male' hormones that play an important role in the development of the female or male body, especially before birth and during puberty, but also later in life. Atypical: Too much or too little of 'male' and 'female' sex hormones can have a decisive influence on the development and functioning of the body, and it can lead to an atypical physical appearance.