Answer:
Before I grow I'm small. When I'm old I grow tall. When I die I give a mighty fall.
After you go through a fall, I will take over. All life will stall, or at least grow slower. What am I?
To cross the water, I'm the way. For water I'm above, I touch it not and truth to say, I neither swim nor move. What am I?
What loses its head in the morning but gets it back at night?
You heard me before and then again. Afterward I die until you call me again.
When someone uses this acronym, you know you've got to pick up the pace