Hi i am 15 weeks pregnant and while walking or standing up i'm having pain with my feet in the upper of my feet to my vagina.. what does it means pls?

Pelvic position : While pregnant your anatomy changes thus your lower extremity function or biomechanics. Flattening of the feet can occur when elastin hormones are released affecting the Spring ligament in the foot . This causes arch to flatten changing the your biomecsnchanics thus placing pressure on the nerves . Appropriate support in shoes can help