Abnormal malignant growth of breast cells often occurs among women after menopause. But, recently, breast cancer (BC) is increasing in trend among young women, mainly in Asian countries. Breast cancer in young women (BCYW) usually presented with higher grades, advanced stage, and aggressive subtype. The survival of BCYW is poor with a more progressive and higher chance of recurrence and metastasis. Treatment for BCYW usually is more intensive and extensive, which causes more side effects that potentially lead to psychosocial issues. This article review highlights the unique and complex issues of BCYW in Malaysia and around the world.