Yes..You are suffering from hormonal changes causing female pattern hair fall causing hair fall. It's completely stoppable even regrowth of hair is possible with certain medications without any side effects. Treatment depends on the grade of hair loss. So, it's a must for diagnosing which grade, you are in for an effective treatment. Please  send more photos of your head, by direct online consultation for accurate diagnosis and proper treatment.

This is Female Patter Hair loss. Its Permanent hair loss from the scalp, causing baldness. While the patterns of baldness for men and women differ, they both have a common genetic cause. With female pattern baldness, thinning occurs on the top and crown of the head. This thinning in women often starts as a widening of the centre hair part that leaves the front hairline unaffected. Medication may prevent further hair loss. Consult a Dermatologist for the same.