Harvard Heart Letter

Banishing secondhand smoke

Tobacco smoke from other folks' cigarettes, cigars, and pipes can be bad for your heart.

In the catalog of cardiac villains, smoking is still a leading cause of heart disease even though fewer people are smoking these days. That's a testament to the hazard of this habit. It is also because its effects don't stop with the smoker — they extend to anyone who breathes air polluted by smoke from a cigarette, cigar, or pipe.

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 »