BUG 1 - STEPS TO DUPE:
1. Choose + Activity
2. Choose Swim
3. Distance is recorded in Miles (rather than yards / meters)
4. Save
5. Look at the entry: it has been converted to Yards. So, the underlying data is stored in yards, you just have to enter in miles. It should allow you to enter in yards (or meters)
BUG 2 - Steps to Dupe
1. Manually Enter