U.S. military personnel deployed to Iraq and Afghanistan face an increased risk for developing respiratory symptoms, including persistent or recurring cough and shortness of breath, a large-scale military study has shown.

The Millennium Cohort Study, which was launched in 2001 to help address health outcomes related to Service members' deployments, will soon be increasing its enrollment to more than 200,000 participants. The next survey cycle, which begins this year, will add 50,000 new Cohort members plus 10,000 spouses of Service members to the study.

Military personnel who have poor mental or physical health before they go into combat are more likely to experience post-traumatic stress disorder following their battlefield experience, a U.S. military study finds ...

There is a very interesting debate over combat deployment and suicide risk in the December 18 issue of the Journal of the American Medical Association.The conversation unfolds in the letters section, and it addresses the results of a JAMA study published in August that suggested military deployment is not associated with suicide risk.

A recent study on the long-term health effects of thousands of service members found that deployed service members who are exposed to combat have increased risks for smoking, heavy drinking and PTSD symptoms

The Department of Defense's Millennium Cohort Study is excited to announce the launch of its next follow-up survey for over a quarter of a million service members and veterans who previously enrolled in this landmark study. This longstanding research program, managed by the Naval Health Research Center (NHRC) in San Diego, is the largest and longest-running health study in military history and is designed to understand the long-term health effects of military service.

When a landmark Defense Department-sponsored health study was launched six years ago, one of its goals was to evaluate the impact of future deployments on long-term health. The investigators did not know how timely the project would be...

WASHINGTON, Aug. 13, 2008 - Defense Department officials are assessing ways to better prepare servicemembers, particularly members of the reserve and National Guard, for the stresses of combat so they're better able to avoid alcohol-related problems when they return home, defense officials said today ...

The Defense Department launched a survey to assess the health and well-being of military-connected youth and their families. SOAR is embedded within the larger DOD Millennium Cohort Study of active-duty, reserve and National Guard service members and veterans, which began in 2001. The approximately 40,000 service members and veterans enrolled in MCS who have adolescent children will receive a packet in the mail inviting them, their child and the other parent, if applicable, to fill out individual online surveys.

The Millennium Cohort Program Team was awarded the award for Outstanding Research Accomplishment (Team Military) at the 2023 MHSRS Conference.