Snapshot 19w37a - No Damage Taken from Environmental Factors

Player is not damaged from environmental factors (i.e. Falling in lava, fall damage, drowning)

The game was restarted and still exhibited the same bug.

This issue was discovered in a map that was imported from a previous snapshot/version of Minecraft.

The issue does not persist into a new world.

 The map was last updated from 19w36a

Links to video of bug:

Fall Clip: https://www.youtube.com/watch?v=coZ7Wne3Upw&feature=youtu.be
Lava Clip: https://www.youtube.com/watch?v=qyAgWPAJszo&feature=youtu.be