I change my sheets every week. No signs of any bugs. Other than - I feel what feel like grains of sand, quite a few of them on my sheets. I’ve taken a few of the grains and put them under my phone to zoom in. Can someone reassure me these aren’t the eggs of a beg bug or flea or something? It is my one phobia in life and is really bothering me. The first one is how tiny they look from a distance. And the others are zoomed in on my phone. The last one is one squashed