Implantation Bleeding

• Implantation bleeding is bleeding that is pinkish to brownish, caused from the fertile egg implanting into your uterine wall. It should be light and not bright in color.
  
  

Radical Mood Swings

• When hormones start to surge you may experience rapid and sudden mood swings. This can be one of the earliest signs of pregnancy.
  
  

Sinus Congestion

• You may experience clogged sinuses very early in your pregnancy due to hormonal changes. This can be difficult to differentiate from a standard cold.
  
  

Muscle Cramps

• Muscle cramps, typically in the lower legs, can come on suddenly and may be due to hormonal surges.
  
  

Expert Insight

• If you are unsure whether you are pregnant or not, consult your doctor; he can give you a blood test that can determine for certain.