Harvard Health Letter

Tiny specks may add up to heaps of trouble

Household dust may contain toxic chemicals and all sorts of allergens. Regular housekeeping is still the best defense.

Anyone who has yearned for a clean house can attest to the seemingly supernatural properties of dust. No sooner have you banished it from the bookshelf than it peeks out from under the bed, shape-shifting from powdery and puffy to sticky and stringy. But the menace of dust can extend beyond the realm of housekeeping and damage health in serious ways.

To continue reading this article, you must login.
  • Research health conditions
  • Check your symptoms
  • Prepare for a doctor's visit or test
  • Find the best treatments and procedures for you
  • Explore options for better nutrition and exercise
Learn more about the many benefits and features of joining Harvard Health Online »