Do you get prescription drugs through the TRICARE Pharmacy Program? You may have new copayments starting Jan. 1, 2026.

As 2025 comes to a close, now is the time to start thinking about your family’s health care options for next year. You should know that your TRICARE health plan costs will change starting Jan. 1, 2026. Depending on your plan, these costs may include enrollment fees, premiums, cost-shares, and copayments.

TRICARE Open Season begins today, Nov. 10! Starting today, you have the opportunity to make changes to your TRICARE plan. This year’s open season lasts through Tuesday, Dec. 9. This is your annual chance to sign up for a health plan or change your coverage. Any changes you make will go into effect on Jan. 1, 2026.

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 annual update summarizes numbers and trends of new HIV antibody seropositivity among U.S. active and reserve component service members, in addition to National Guard members.

This retrospective evaluation utilized contact tracing data collected by Army Public Health Nursing to identify sexual networks of U.S. service members infected with chlamydia at a single military base.

This study employed multiple forecasting methods in an effort to predict future Lyme disease and tick bites among U.S. Military Health System beneficiaries, with comparisons to actual outpatient encounter data.

This annual update summarizes incidence rates and trends of the most frequent sexually transmitted infections among U.S. active component service members: chlamydia, gonorrhea, syphilis, human papilloma virus (HPV), and genital herpes simplex virus (HSV).

MSMR publishes a monthly summary of reportable medical events documented in the Disease Reporting System internet by Military Health System care providers and public health officials.

This report provides cumulative seasonal influenza hospitalization rates of service members, stratified by sex, age group, race and ethnicity, branch of service, recruit site, and location, both in the U.S. and overseas.

This study developed predictive models to forecast future long COVID diagnoses and compared each model prediction to observed diagnoses.

This study evaluated associations between COVID-19 infection during pregnancy and adverse outcomes, along with any changes in association for pregnant women who received COVID-19 vaccinations.

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.

This report provides updated data and analysis on measles, mumps, rubella and varicella cases from 2019 through 2024, describing trends among U.S. Military Health System beneficiaries and stratifying cases by immunization status.

The Military Health System will continue to provide health care during a government lapse in appropriations. There may be some effects on the delivery of health care services within military hospitals and clinics. Contact your hospital or clinic to confirm hours of operations and services provided.