How to help prevent epidemics from spreading<br>Wash your hands when preparing food or going to the bathroom. Practice good hand hygiene by washing your hands with antibacterial soap and water for at least 20-40 seconds. Make sure you wash your hands before and after you prepare food as well as before and after you go to the bathroom to prevent the spread of germs.
Does this next sentence follow, given the preceding text?
no one knows why you should wash your hand before you use the bathroom
It's impossible to say