Signs and Symptoms of Suicidal Thoughts: What to Watch For

signs and symptoms of suicidal
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Sometimes, it’s not easy to tell when someone’s struggling with dark thoughts. There might be a shift, a sudden quietness, a changed routine, or pulling away. Other times, the signs scream for attention. But often, signs and symptoms of suicidal thoughts don’t follow a predictable script.

People won’t always say, “I’m not okay.” So, spotting the early cues becomes something we all need to be better at. Knowing what to notice, understanding the cause of suicidal thoughts, and learning how to respond can truly save lives.

In this article, we’re diving into what you need to look out for, how it affects teens and adults differently, and most importantly, what you can do if someone you care about is hurting.

Common Warning Signs of Suicide in Teens and Adults

The truth is, people don’t all show pain the same way. Some are loud about it. But with others, you might barely notice. Still, there are some patterns that show up often enough to keep an eye on.

  • Saying things like “I wish I wasn’t here” or “What’s the point?”
  • Pulling away from friends, family, or things they used to enjoy
  • Mood swings that seem out of nowhere
  • Giving away stuff, especially things they once cared deeply about
  • Sudden calmness after being upset or depressed
  • Using alcohol or drugs more than usual

And since age can shape how pain looks, here’s a breakdown of what these warning signs of suicide might look like for different age groups:

Age GroupCommon Signs of a Suicidal Person
TeenagersWithdrawn, slipping grades, bursts of anger, taking reckless chances
AdultsExhaustion, sadness, not sleeping or eating well, deep feelings of being a burden

Not everyone will show all of these. But seeing even a few? That’s a reason to lean in and ask how they’re doing.

What Causes Suicidal Thoughts?

There isn’t one neat answer here. Suicidal thoughts usually come from layers of pain that stack up over time. Emotional hurt, past wounds, or even a sudden crisis can all be part of the mix.

Some things that may contribute:

  • Losing someone close
  • Money stress or job loss
  • Breakups or constant relationship tension
  • Dealing with a health condition that doesn’t go away
  • Childhood trauma or abuse
  • Big life changes that feel like too much

So, when we talk about the cause of suicidal thoughts, it’s almost always more than just one thing. It’s usually a buildup of emotional weight that’s just too heavy to carry alone.

signs and symptoms of suicidal

Also, let’s not forget that not all causes are visible. Some people can smile through it, go to work, and seem okay on the surface while quietly suffering inside.

And for others, the stress might come from identity-related struggles, like trying to come out in an unsupportive environment, or feeling unsafe in their community. These unspoken tensions matter too.

Suicide Risk Factors You Should Know

While suicidal thoughts can affect anyone, some people are more at risk than others. That doesn’t mean they will act on those thoughts. What it does mean is we should be aware of which individuals are at a higher risk of having suicidal thoughts.

Here’s a look at key suicide risk factors and why they matter:

Risk FactorWhy It Matters
Past suicide attemptBig red flag. Often, the strongest indicator for future risk
Suicide in the familyShared trauma and genetics can both play a role
Diagnosed mental health issueDepression, bipolar disorder, PTSD, and more raise vulnerability
Substance abuseLowers inhibitions, clouds judgment
Isolation or no strong supportLoneliness makes everything feel worse
Having access to lethal toolsMakes acting on impulses more likely

Social pressures and discrimination can also make things worse. People facing racism, bullying, or identity struggles may carry pain that’s hidden from view. 

Financial strain, especially long-term poverty, can also deepen hopelessness and lead to isolation.

Do Suicidal Thoughts Always Point to Depression?

No, not always. While depression is a common link, it’s not the only one. It’s a myth that only depressed people think about ending their lives.

Exploring Other Underlying Conditions

Other mental health challenges can also spark suicidal thinking:

  • Chronic anxiety that makes daily life feel unbearable
  • Post-traumatic stress from events that keep replaying in the mind
  • Borderline personality disorder (BPD), which often brings intense emotional swings
  • Substance-induced disorders
  • Ongoing insomnia that leads to exhaustion and hopelessness

Sometimes the person hasn’t even been diagnosed yet. They just know something’s wrong, and they don’t know where to turn.

Even burnout or compassion fatigue, especially in caregivers or healthcare workers, can lead to hopelessness and despair.

And sometimes, it’s existential. Feeling like nothing has meaning or questioning your purpose can also feed into a spiral. These deeper, philosophical forms of distress shouldn’t be ignored either.

How to Support Someone Who May Be Struggling

The first thing to remember is that supporting someone doesn’t require perfection. What matters most? Showing up. Being present.

Here’s how you can be there in a meaningful way:

  • Don’t brush it off. Take their words seriously, even if it’s subtle.
  • Let them talk. Just listening without interrupting can help more than you know.
  • Ask questions directly. “Have you been thinking about hurting yourself?” It’s okay to say it.
  • Stay with them if they’re in danger. Get help fast. Don’t leave them alone.
  • Offer to call a therapist together. Sometimes the first step feels impossible alone.

Also, remind them they’re not broken. Struggling doesn’t mean they’ve failed. It just means they need support.

Let them know you won’t run if things get dark. That you’re still there, and you care. That kind of presence is powerful.

Therapy and Treatment Options That Can Help

Healing takes effort. But the tools are out there. The support exists. People do get better.

These are some treatment options that have helped others facing suicidal thoughts:

  • CBT (Cognitive Behavioral Therapy). Helps rework thoughts that feel stuck or destructive
  • DBT (Dialectical Behavior Therapy). Teaches emotion regulation, especially helpful for those with big emotional swings
  • Medication. Sometimes a real game-changer, especially when paired with therapy
  • Support Groups. Hearing “me too” can be incredibly healing
signs and symptoms of suicidal

Lifestyle tweaks also support recovery:

  • Daily movement or light exercise
  • Eating foods that fuel your brain
  • Getting to bed on time
  • Reducing caffeine and alcohol

Even simple routines like journaling or walking in nature can give the mind space to breathe again. Creativity can also be healing, drawing, writing music, or painting. Sometimes it’s less about fixing and more about expressing.

You’re Not Alone – Mental Health Center of San Diego Is Here to Support You

Here’s the most important thing to remember: nobody should face suicidal thoughts alone.

At Mental Health Center of San Diego, we listen without judgment. We take the signs and symptoms of suicidal thoughts seriously. Our team works with you, one-on-one, to create a path toward hope, healing, and clarity.

You don’t have to have it all figured out. Contact Mental Health Center of San Diego today and take that first step. And we’ll walk the rest with you.

FAQs

What are the warning signs of suicidal thoughts?

A few signs to look out for are hopeless talk, changes in behavior, or sudden and unprovoked withdrawal from others.

What causes suicidal thoughts?

Suicidal thoughts can be caused by anything; however, they’re often caused by emotional pain, trauma, or untreated mental health issues.

How can I help someone struggling with suicide?

The best thing to do is to stay close to them. If you need to, ask honest questions, and connect them to professional help.

What are the risk factors for suicide?

Previous attempts, mental illness, isolation, and access to means are big risk factors that should never be ignored.

Can therapy help with suicidal thoughts?

Yes. Therapy, especially when paired with medication or support, can really help prevent suicidal thoughts.

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