Cramps 10dpo

Hollie • Jelly bean taken to hevean 11.07.2016 we will always love you 👼🏼
Hi guys. So I'm 10dpo and getting AF like cramps but much more milder. I only ever get AF cramps the day of my AF. 
I'm finding it a bit weird could it be implantation.? Also a numb thigh which is odd :) please help. I'm so unsure thanks in advance guys xx