This annual report presents summaries of heat stroke and heat exhaustion case counts, incidence rates, and locations from 2021 through 2025 for U.S. active component service members.

This annual report summarizes exertional hyponatremia case frequency, rates, trends, demographics, geographic locations, and specific military characteristics from 2021 through 2025 for U.S. active component service members.

This annual report summarizes exertional rhabdomyolysis case frequency, rates, trends, demographics, geographic locations, and specific military characteristics from 2021 through 2025 for U.S. active component service members.

As the temperatures rise, soldiers face an increased risk of heat-related illnesses as they routinely undergo rigorous training across diverse weather conditions.

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.

Since 2001, MSMR has published regular updates on the incidence of heat illness among U.S. active component service members. This update presents summaries of heat stroke and heat exhaustion case counts, incidence rates, and locations between 2020 and 2024.

This annual update provides more recent data on the incidence of exertional rhabdomyolysis, a pathologic muscle breakdown associated with strenuous physical activity.

This annual update provides more recent data on the incidence of exertional hyponatremia, a condition in which water and electrolytes lost during or after heavy exertion are replaced only by water, which can lead to death or serious morbidity if left untreated.

This editorial from the U.S. Army Research Institute of Environmental Medicine discusses increased research focus on the female warfighter, to improve knowledge and awareness of individualized risk management for individuals exposed to extreme terrestrial environments, both in mission-critical scenarios as well as training.

What a cardiologist from the Uniformed Service University strives to eat to stay heart healthy and why.

For help dealing with the emotional challenges of his vision loss, as well as the daily physical challenges he faced, veteran Charles Alewine, was referred to the Major Charles Robert Soltes, Jr., O.D. Department of Veteran’s Affairs Blind Rehabilitation Center in Long Beach, California. The BRC offered him the support system he desperately needed.

Female-specific risk factors, including mental health, for ischemic heart and cerebrovascular diseases have only recently been recognized. This study summarizes trends from 2014 through 2023 in the incidence of ischemic heart disease and cerebrovascular heart disease among U.S. active component female service members and identifies potential military ...

While balance disorders can affect almost anyone, service members are at greater risk for certain types of inner ear damage that can affect balance.

With TRICARE, you have access to a wide range of preventive care specific to your needs. For women, this includes comprehensive services like an annual well-woman exam.

Keeping your heart healthy is important at every age. Catching heart disease early gives you the best chance for treatment to work well—and TRICARE makes it easy to get the preventive care you need.