The MEPS medical exam evaluates every applicant against Department of Defense Instruction 6130.03, which outlines the medical standards for military service. The exam includes vision and hearing tests, blood work, urinalysis, orthopedic screening, and a full physical examination by a military physician. Approximately 20% of applicants receive a temporary or permanent medical disqualification, though many can be resolved through the waiver process.

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What the MEPS Medical Exam Covers

The MEPS medical exam is not a routine physical you would get at a civilian doctor's office. It is a systematic evaluation designed to identify any condition that could impair your ability to complete military training or perform duties in austere environments.

Here is exactly what happens during each station of the medical exam:

1. Height, Weight, and Body Composition

You are measured and weighed in your underwear. Each branch has specific height and weight tables. If you exceed the weight limit for your height, a tape measurement of your neck and waist (and hips for women) determines your body fat percentage. Maximum allowable body fat ranges from 20-26% for men and 30-36% for women depending on the branch and age.

2. Vision Screening

The vision station tests distance acuity (Snellen chart), near acuity, color vision (Pseudoisochromatic Plate test), and depth perception (Randot Stereotest). Correctable vision to 20/20 is acceptable for most jobs, but some career fields like aviation require uncorrected vision standards. Color vision deficiency disqualifies you from certain jobs but not from service altogether.

3. Hearing Test

You sit inside a soundproof booth wearing headphones while tones are played at varying frequencies (500 Hz, 1000 Hz, 2000 Hz, 3000 Hz, 4000 Hz, 6000 Hz) in each ear. The maximum allowable hearing loss varies by frequency. Significant hearing loss at speech frequencies (500-3000 Hz) is more likely to be disqualifying than high-frequency loss.

4. Blood Draw and Lab Work

A blood sample is drawn and tested for HIV antibodies, sickle cell trait, blood type, lipid panel, and basic metabolic markers. A positive HIV test is a permanent disqualification. Sickle cell trait alone is not disqualifying, but sickle cell disease is.

5. Urinalysis

You provide a urine sample under observation (a same-gender technician watches to prevent substitution). The sample is tested for illegal drugs (marijuana, cocaine, amphetamines, opioids, PCP, and others) and basic metabolic function. Any positive drug result is an immediate disqualification with a minimum 90-day waiting period before you can retest.

6. Orthopedic and Neurological Screening

This is the most physically active portion. You perform a series of movements including the duck walk (walking in a deep squat), heel and toe walks, range of motion for all major joints, and balance tests. The examiner checks for scoliosis, flat feet, joint instability, surgical scars, and any limitation of motion.

7. Full Physical Examination

A physician conducts a head-to-toe exam including heart and lung auscultation, abdominal palpation, skin inspection (checking for tattoos in prohibited locations, skin conditions, track marks), hernia check, and neurological reflexes.

Common Medical Disqualifications at MEPS

Understanding what conditions disqualify you from military service helps you prepare and, where possible, address issues before your MEPS visit. The following conditions are among the most frequent disqualifiers under DoDI 6130.03:

Frequently Disqualifying Conditions:

• Asthma — Any history of asthma after age 13 is disqualifying. If you were diagnosed as a child but have not used an inhaler or been treated since age 13, you may be cleared. Active prescriptions for albuterol or other inhalers will flag in pharmacy database checks.
• ADHD and psychiatric medications — Use of ADHD medication (Adderall, Ritalin, Concerta) within the past 24 months is disqualifying. If you have been off medication for at least 2 years and demonstrate stable academic or work performance without it, a waiver is possible.
• Prior orthopedic surgery — ACL repair, shoulder surgery, spinal surgery, or any surgery involving plates, screws, or hardware may require additional evaluation. Having hardware removed is not automatically disqualifying if full function is restored.
• Depression and anxiety — A history of treatment for depression or anxiety disorders does not automatically disqualify you, but current use of medication (SSRIs, SNRIs, benzodiazepines) or hospitalization within the past year is disqualifying without a waiver.
• Vision problems — Uncorrected distance vision worse than 20/400 is disqualifying. Refractive surgery (LASIK, PRK) requires a waiting period of 6-12 months before MEPS, with stable post-surgical vision required.
• Hearing loss — Loss exceeding 25 dB at any individual frequency from 500-3000 Hz, or an average loss exceeding 26 dB at 500, 1000, and 2000 Hz.
• Flat feet (pes planus) — Symptomatic flat feet that cause pain or require orthotics are disqualifying. Asymptomatic flat feet with full range of motion are usually acceptable.
• Allergies — Severe food allergies (especially those requiring an EpiPen) are disqualifying. Seasonal allergies managed with over-the-counter medication are generally acceptable.
• Eczema and skin conditions — Active eczema, psoriasis, or dermatitis involving large body surface areas can be disqualifying. Mild, controlled cases may pass.
• BMI outside standards — Exceeding weight standards even after tape test body fat measurement. This is the most preventable disqualifier.

Review the full range of medical standards by practicing with MEPS Applicant Processing and Standards Questions and Answers to understand exactly what examiners evaluate.

How Medical Waivers Work

A medical waiver is not a request to ignore a disqualifying condition. It is a formal process where your branch's medical authority reviews your specific case and determines whether the condition is compatible with military service despite meeting the technical criteria for disqualification.

The waiver process step by step:

1. MEPS physician identifies disqualifying condition — You receive a medical disqualification code on your DD Form 2808.
2. Recruiter initiates waiver request — Your recruiter gathers additional medical documentation (specialist reports, treatment records, imaging results) and submits the waiver package.
3. Branch medical authority reviews — Each branch has its own medical waiver authority. The Army uses USAREC Surgeon, the Navy uses BUMED, the Air Force uses MEPS SG, and the Marines use their own medical review board.
4. Decision issued — Approved, denied, or returned with a request for additional documentation. The process typically takes 2 to 8 weeks.

Waiver approval rates by branch (approximate):

• Army — Most generous waiver policy, approves approximately 60-70% of waiver requests during high-recruiting periods
• Navy — Moderate waiver approval rate, approximately 40-50%
• Air Force — More selective, approximately 30-40% approval rate
• Marines — Most selective, approximately 25-35% approval rate

Waiver approval depends heavily on recruiting needs. During high-demand periods, branches approve more waivers. During drawdowns or force reductions, approval rates drop significantly.

How to strengthen your waiver request:

• Obtain a letter from your treating physician stating the condition is resolved, stable, or does not impair function
• Provide all medical records — missing documentation is the most common reason for waiver delays
• Demonstrate physical capability through documented fitness test results or athletic participation records
• If the condition was medication-related, show a documented period of stable functioning without medication

How to Prepare for Your MEPS Physical

Proper preparation can be the difference between passing the MEPS medical exam on your first visit or facing delays and additional appointments. Follow these guidelines in the weeks and days before your MEPS trip.

2 to 4 weeks before MEPS:

• Check your weight. Use your branch's height and weight chart to confirm you are within standards. If you are borderline, losing a few pounds beforehand avoids the stress of the tape test.
• Gather medical records. If you have any history of surgery, hospitalization, broken bones, or chronic conditions, collect those records now. Your recruiter will tell you which records are needed.
• Stop taking any supplements that could trigger a false positive on the drug test, particularly hemp-based products, certain pre-workout formulas, and weight loss pills.
• Get your prescriptions organized. Bring a list of all current and past medications with dosages and dates.

The night before MEPS:

• Do not drink alcohol. Even moderate drinking can affect your breathalyzer result the next morning.
• Drink plenty of water. You need to provide a urine sample early in the morning, and dehydration makes this difficult.
• Get a full night of sleep. You will be up early (typically 4:30-5:30 AM) and the day is long.
• Eat a light dinner. Some blood tests require fasting; follow whatever instructions your recruiter or the hotel liaison provides.

The morning of MEPS:

• Wear comfortable underwear — you will be examined in them during the orthopedic screening
• Bring both glasses and contacts if you use corrective lenses
• Do not apply excessive deodorant, cologne, or body products that could interfere with skin examination
• Eat breakfast only if instructed to do so by your MEPS liaison

Prepare for the full MEPS experience by reviewing MEPS Job Counseling and Contracts Questions and Answers so you are ready for the job selection phase that follows your medical clearance.