What prevents certain individuals from joining the military?

I'm wondering, are there specific reasons why some people can't join the military? Like, I know there are physical requirements and age limits, but what about other factors? Anything that could potentially be a deal-breaker? Prepping for all potential options after graduation and any insight would be appreciated!

Absolutely, there are several standards and requirements to join the military, beyond just the age and physical abilities you've mentioned. Some of these standards may seem stringent, but they are in place to ensure that those serving are able to withstand the physical, mental, and emotional rigors of military service. Here are the main factors that could prevent an individual from joining:

1. Health and Medical History: Medical conditions like heart disease, uncontrolled asthma, epilepsy, or a history of mental illness or serious physical injury can disqualify someone from service. Color-blindness may also limit your job options, and even things like having certain tattoos or body modifications can be disqualifying.

2. Education Level: Minimum education requirements exist in each branch of the military. For example, the Army and Navy require, at minimum, a high school diploma or a GED with additional credits, while other branches require only a high school diploma.

3. Legal Background: Having a criminal record (criminal convictions, being on parole or probation, outstanding warrants, etc.) can disqualify you from military service. The severity and nature of the crimes will determine the eligibility.

4. Drug and Alcohol Use: The use of illegal drugs and, in some cases, abuse of prescription drugs can prevent you from enlisting. This also extends to a history of drug or alcohol dependence.

5. Citizenship Status: Generally, you must be a U.S. citizen or have legal permanent resident status to join the military. However, exceptions can be made for those with vital language or professional skills.

6. Moral Character: The military places considerable emphasis on morals and ethics. Dishonorable behavior or actions which question one's character could lead to disqualification.

7. Dependents: Having dependents can affect your eligibility. For instance, single parents with custody or married individuals with more than two dependents may not be allowed to enlist.

Do remember that waivers exist for many disqualifiable conditions, except for things like violent felonies. The granting of a waiver depends on each situation, so if you have a concern about something disqualifying, it's worth discussing this with a recruiting officer. While the process of joining the military can be challenging, it's intended to ensure the safety and well-being of those who serve.