Another issue is cleanliness. Refillable bottles and water dispensers that are not washed regularly can accumulate bacteria, mold, and biofilms. While these microorganisms are not known to cause liver can.cer, they may contribute to gastrointestinal illness or infections, particularly in people with weakened immune systems. Doctors advise washing reusable bottles daily with warm soapy water and allowing them to dry completely before refilling.
Both Only 29, This Couple Received the Same Devastating Diagnosis — Doctors Raise Questions About a Common Household Item