Brig. Gen. Theodore Lyster, a U.S. Army physician, pioneered aviation medicine and physical standards for pilots and crews in the run-up to and participation of America in World War I. He was selected to be the U.S. Army’s first flight surgeon and became known as the “Father of Aviation Medicine” for his work with pilots.

This study utilized self-reported racial and ethnic data from 235,608 live births to pregnant active component service members documented by the Birth and Infant Health Research program.

This report examines trends in the prevalence of obesity over the past decade among U.S. active component service members and civilians, ages 17-62 years, overall and by sex, comparing age-standardized distributions of body mass index.

This report describes the seven-year prevalence of five perinatal mental health disorders among U.S. active duty service women: trauma and stressor-related disorders, anxiety and panic disorders, depressive disorders, suicidal ideation or attempt, and eating disorders.

This report describes the incidence of gonorrhea and chlamydia in male Air Force basic trainees and compares follow up testing and clinical outcomes with female basic trainees.

This report describes associations between prior body mass index and prior physical fitness performance with COVID-19 hospitalization, adjusting for age, race and ethnicity, vaccination, and comorbidities.

Preparing U.S. military forces for future conflicts means ensuring that military medical teams can provide care anywhere at any time, even in one of the harshest and most isolated places on Earth – the Arctic.

Young Investigators and researchers with poster presentations—representing the future of military health research—received top honors at the 2025 Military Health System Research Symposium on Aug. 7 in Kissimmee, Florida.

Innovators in military medicine received esteemed awards at the 2025 Military Health System Research Symposium for their commitment to improving warfighter health. Research focus areas included warfighter readiness, traumatic brain injury, PTSD, and mental health.

The 2025 Military Health System Research Symposium, the premier scientific meeting of the Department of Defense focusing on the unique medical needs of the warfighter, launched on Aug. 4 in Kissimmee, Florida.

This study characterizes all medically diagnosed bites and stings in U.S. active component service members from snakes, venomous fish, other venomous marine animals, arthropods, and insects identified through medical data from the Defense Medical Surveillance System.

A handshake gave U.S. Air Force Senior Master Sgt. Aaron Lin confidence in his mission, and an attack on his unit made him feel that he was lost. Lin shares his experience with posttraumatic stress disorder and recovery through the help of family, leadership, and the care of the Military Health System. He bears the torch for Team Air Force for the ...

Military Health System readies to showcase cutting-edge research and innovations supporting the medical readiness needs of warfighters.

This guest editorial from the Thermal and Mountain Medicine Division of the U.S. Army Research Institute of Environmental Medicine provides recent evidence about individualized factors that may influence heat-related illness risk and strategies to prepare for training in heat.

Navy Medicine announced nurses from Naval Medical Center Camp Lejeune were awarded the MHS Nursing Leadership Excellence Award in all three military categories at the 2025 Military Health System Conference in Cleveland, Ohio. Awardees included U.S. Navy Cmdr. Reginald Middlebrooks as Senior Officer, U.S. Navy Lt. Cmdr. Alainna Crotty as Midgrade ...