Since 2001, MSMR has published regular reports on the incidence of heat illness among U.S. active component service members. This annual update presents summaries of heat stroke and heat exhaustion case counts, incidence rates, and locations from 2019 through 2023.

This report summarizes Military Heath System data from 2008 through 2023 on the numbers, frequency, rates, trends, demographics, geographic locations, as well as military characteristics of exertional hyponatremia among U.S. active component service members.

This study provides the first estimate of HIV pre-exposure prophylaxis coverage in the U.S. military, defined as the proportion of the persons taking HIV PrEP out of the estimated number of persons who had indications for it, that is also comparable to U.S. civilian estimates. The population with indications for HIV PrEP was obtained from the ...

This study compared estimates of the prevalence of and risk factors for tobacco and nicotine use obtained from the 2018 Health Related Behaviors Survey and Periodic Health Assessment survey. The HRBS and the PHA are important Department of Defense sources of data on health behavior collected from U.S. military service members.

This Surveillance Snapshot presents a comparison of U.S. active component military and general population HIV incidence rates in 2021, the most recent year for which stratified U.S. data were available, using indirect standardization by sex, age, and race and ethnicity.

This Surveillance Snapshot provides an overview of the 2023-2024 mid-season analysis of influenza vaccine effectiveness against influenza hospitalizations among U.S. military active component service members.

Reportable Medical Events are documented in the Disease Reporting System internet by health care providers and public health officials throughout the Military Health System.

This is an introduction to a composite of three Surveillance Snapshots of Department of Defense data on mid-season influenza vaccine effectiveness that were presented at the 2024 VRBPAC meeting.

This Surveillance Snapshot provides the number of U.S. military active component service members prescribed HIV pre-exposure prophylaxis medication in 2023.

This Surveillance Snapshot provides influenza vaccine effectiveness estimates against ambulatory influenza among Department of Defense TRICARE beneficiaries.

This Surveillance Snapshot provides an overview of the 2023-2024 mid-season analysis of influenza vaccine effectiveness against medically-attended ambulatory influenza infections among U.S. military active component service members.

This Letter to the Editor is in response to the November 2023 MSMR article, “Update: Cold Weather Injuries Among the Active and Reserve Components of the U.S. Armed Forced, July 2018-June 2023.”

This report is an update of a 2011 MSMR report that provides numbers, rates, and demographic characteristics of uterine fibroids as well as uterine fibroid-related health care among female service members in the active component of the U.S. Armed Forces.