The first signs of pregnancy symptoms vary in intensity, duration and frequency from individual to individual. The following first signs of pregnancy are only guidelines that should be studied and understood. It is seen that first signs of pregnancy symptoms are quite the same as that of pre-menstrual discomforts for some women.

The first signs of pregnancy may appear sooner or sometimes later during pregnancy. No specific theory has been still established. The early signs of pregnancy cannot be defined and it is not specific. It depends upon age, physical structure and many other factors and varies from person to person. No two early signs of pregnancies are alike.