I was looking for an app like this to follow the pregnancies of several friends, but the very first thing I noticed is a major grammar mistake in the description!
Your program has VIDEOS not videos.
Apostrophes show possession. What exactly are the videos here in ownership of?
You could say the videos graphics are excellent, that would be correct.
Or the videos here have excellent graphics.
Such an error from a major medical resource makes me doubt the accuracy of the information provided.
5thDoubleM about Embryo