National Health Observances

National Health Observances (NHOs) are special days, weeks, or months dedicated to raising awareness about important health topics.

As part of planned improvements to, we’ll no longer be accepting additions to the National Health Observances calendar after December 31, 2019.

If you’re interested in keeping up with NHOs related to prevention and wellness, check out our new NHO page on

National Health Observance Toolkit — October

October NHO Toolkit

National Breast Cancer Awareness Month

Sponsor: National Breast Cancer Awareness Month Collaborating Organizations

View Toolkit

Plan Ahead for November

November NHO Toolkit

American Diabetes Month

Sponsor: American Diabetes Association

View Toolkit

NHO Toolkits

At, we’ve created NHO toolkits to help you make a difference. Show everyone that your organization is committed to health and wellness. Use NHO toolkits to:

  • Share important health messages
  • Promote fun, interactive resources
  • Organize events to create change in your community
Pick a toolkit and get started today!

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Disclaimer: Information appearing in this document does not represent an endorsement by the Office of Disease Prevention and Health Promotion or the U.S. Department of Health and Human Services, which do not have any role in naming national health observances.