has anyone felt like this at 6dpo?

Today I'm 6dpo according to glow, I've had a little bit of cramping not awhole lot& yesterday I woke up feeling nauseated and felt like I was going to throw up while I was eating But it's gone away for the past few days I've had a little bit of a sore throat(it's not that bad) I've also felt like I'm coming down with the flu my legs& back  or so achy it hurts to get up it's like I've ran a marathon I don't have a stuffy nose just achy has anyone else felt like this and had a BFP?