New marriage certificates in Washington are being revised to match our state's new same-sex marriage law.Marriage certifi...

The State Department of Health has announced it is again offering free support to all Washington residents who want to quit s...

Washington’s whooping cough epidemic passed 3,000 reported cases this week, just as new research shows vaccine protecti...

State health officials say the number of cases of pertussis, also known as whooping cough, has passed the 2500 mark in Washin...

State health officials say more Washingtonians are receiving inoculation against pertussis, also known as whooping cough.No d...

Washington's rate of exemptions from school-entry immunization requirements have dropped since a new state law made it ha...