How Dangerous Driving Can Cause Accidents

Last Updated on October 14, 2026

By James Shaffer Reviewed by Thomas Rockford, insurance industry executive and financial analyst, on October 14, 2026 How we fact-check

Most of us have experienced the familiar slowdown on the highway as traffic backs up behind a crash. We rarely imagine that we could be the ones involved—but many drivers engage in dangerous habits every day without realizing how risky they are. Unsafe driving behaviors are among the leading causes of serious accidents, injuries, and fatalities.

Many crashes involve preventable driver behavior, such as distraction, speeding or skipping a seat belt.
Aggressive driving, ignoring signals, and distracted driving are among the most common causes of crashes.
Dangerous driving leads not only to injuries and fatalities but also long-term insurance consequences.
Safe habits behind the wheel help protect your life, your record, and your insurance premiums.

While some collisions are unavoidable due to weather, mechanical failures, or other drivers’ behavior, many are directly linked to unsafe driving practices. Tragic outcomes often follow. For example, drivers who are unrestrained during a crash—or who drift off the roadway due to distraction or fatigue—face significantly higher risks of severe injury or death. Not wearing a seatbelt, such as in the case of countless single-vehicle crashes, often makes an already dangerous situation far worse. As noted in our article on the importance of seatbelts, failing to buckle up is one of the leading contributors to fatal outcomes. NHTSA reports that 48% of passenger vehicle occupants killed in 2024 were unrestrained.

Every time you get behind the wheel, you assume a level of risk—but unsafe habits dramatically increase that risk. Beyond the tragic human consequences, dangerous driving can also lead to multiple citations and higher insurance rates. Violations can stay on your driving record for years, so building safer habits today is the best long-term strategy for protecting yourself and your insurance costs.

Unsafe Driving Behaviors

We’ve all encountered dangerous drivers on the road—speeding through neighborhoods, weaving through traffic, or ignoring basic road rules. While extreme cases grab the most attention, many forms of risky driving are subtle and surprisingly common. Some drivers don’t even realize they engage in these habits daily.

Aggressive Driving

Aggressive driving is one of the most frequently cited dangerous behaviors. Running late, feeling frustrated with slow traffic, or tailgating someone who isn’t moving fast enough can push drivers into unsafe decisions. Passing on a double yellow line, brake-checking another car, or aggressively honking are all signs of reckless and aggressive driving. A single impulsive decision made in anger can have long-lasting consequences.

Ignoring Traffic Signs and Signals

Turn signals, stop signs, and traffic lights exist for a reason: they prevent collisions. Yet many drivers fail to use turn signals consistently or assume that rolling through an intersection is “good enough.” If your brake lights are dim or malfunctioning and you don’t signal, the driver behind you may have no warning that you are slowing or turning—greatly increasing the risk of a rear-end collision. Always come to a complete stop at stop signs and follow posted signals. You never know who may be approaching the intersection.

Distracted Driving

Distracted driving—especially texting while driving—remains one of the most dangerous habits on the road. Smartphones have made constant communication the norm, but checking messages or answering calls while driving takes your eyes, hands, and attention away from the road. Even a few seconds of distraction can lead to a crash. NHTSA says sending or reading a text takes your eyes off the road for about five seconds, which at 55 mph is like driving the length of a football field with your eyes closed. It counted 3,208 people killed in crashes involving distracted drivers in 2024.

Most states now restrict phone use behind the wheel. According to the Governors Highway Safety Association, 33 states and D.C. ban handheld phone use for all drivers, and 49 states and D.C. ban texting while driving. No app, message, or notification is worth the danger it poses to you and those around you.

How Bad Driving Affects Your Insurance

Other dangerous driving habits—like failing to wear a seatbelt or driving under the influence—dramatically increase accident risk and lead to severe penalties. Even if you avoid a crash, police enforcement of these violations is strict, and tickets come with long-term consequences.

Once a violation appears on your driving record, your insurer can raise your premiums at renewal, depending on the violation, your state and the insurer. Because insurers view risky drivers as more likely to file claims, unsafe behavior directly translates to higher costs. Your insurer may even reclassify you into a high-risk category or require specialized policies.

Ultimately, safe driving protects you, your passengers, and everyone on the road. As a bonus, responsible habits help keep your insurance rates low and your record clean. Every good decision you make behind the wheel strengthens your safety—and your financial well-being.

My advice is to put your phone on Do Not Disturb before you pull out and leave it there until you park. If you already have a ticket on your record, pull a copy of your driving record so you know when it drops off, and shop your insurance again after that date.

FAQs

What is considered dangerous or unsafe driving?

Dangerous driving includes any behavior that significantly increases the risk of a crash. Common examples are speeding, tailgating, weaving through traffic, running red lights or stop signs, driving aggressively out of anger or frustration, texting or using a phone while driving, and driving while fatigued or impaired. Even subtle habits—like rolling through stop signs or not using turn signals—can be dangerous because other drivers can’t predict your actions.

Why is distracted driving so dangerous?

Distracted driving takes your eyes, hands, and mind off the road—often all three at once. Texting is especially risky because it requires you to look at your phone, use your hands, and think about your message instead of traffic. At 55 mph, the five seconds it takes to read or send a text covers about the length of a football field. That’s enough time for traffic to stop, a car to pull out, or a hazard to appear right in front of you.

How does aggressive driving lead to accidents?

Aggressive driving—such as tailgating, brake-checking, speeding through traffic, or passing on a double yellow—reduces the time and space you have to react to unexpected events. When you’re driving too fast or too close, even a small mistake from you or another driver can turn into a serious collision. Aggression also clouds judgment, making it more likely you’ll take risks you wouldn’t normally take if you were calm.

Does ignoring stop signs and traffic lights really cause that many crashes?

Yes. Traffic signs and signals are designed to control flow and prevent conflicts between vehicles, cyclists, and pedestrians. Rolling through a stop sign, running a red light, or failing to signal a turn removes the predictability other drivers rely on. If drivers approaching an intersection don’t expect you to proceed, turn, or stop when you do, the chances of a collision increase dramatically. IIHS counted 1,119 people killed in crashes involving red light running in 2024.

How does dangerous driving affect my car insurance?

Unsafe driving behaviors often lead to tickets, accidents, and claims—all of which appear on your driving record. Insurers use that record to assess your risk. If you accumulate violations for speeding, ignoring signals, distracted driving, or DUI, your insurer can raise your premiums at renewal and may classify you as a high-risk driver. In some cases, you might be required to carry specialized coverage or risk having your policy non-renewed.

Can my insurance company see every ticket I get?

Insurers regularly review your motor vehicle record, which includes most moving violations such as speeding, running red lights, reckless driving, and DUIs. While minor warnings may not show up, tickets that result in fines or points usually do. Once they appear on your record, insurers can use them to adjust your rates at renewal.

How long will dangerous driving behavior affect my premiums?

It depends on your state and insurer, but many violations remain “chargeable” for three to five years. Serious violations—like DUI or reckless driving—can influence your premiums even longer. The good news is that as time passes without new violations or claims, their impact generally decreases. Building safer habits now is the best way to protect your record and lower your rates over time.

Does wearing a seatbelt really matter if I’m a safe driver?

Absolutely. Even the safest drivers can’t control weather, road conditions, or other drivers’ mistakes. Crashes can happen unexpectedly, and wearing a seatbelt is one of the most effective ways to reduce the risk of severe injury or death. In single-vehicle crashes or roadway departures—often caused by distraction or fatigue—failing to buckle up can turn a survivable crash into a fatal one.

What are the best ways to avoid dangerous driving habits?

Start by recognizing your triggers—running late, feeling angry, or constantly checking your phone. Plan extra travel time so you don’t feel rushed, put your phone on Do Not Disturb or use a hands-free mode if it’s legal and truly necessary, and commit to obeying signals and speed limits. If you feel yourself getting angry or impatient, take a few deep breaths, increase your following distance, and remind yourself that arriving safely matters far more than arriving a few minutes sooner.

Sources

Checked October 13, 2026