We all mess up at times. An apology tells someone that we're sorry for the hurt we caused — even if we didn't do it on purpose. But does an apology fix everything? And how should you handle it if someone apologizes to you? Find out here.

Assertiveness is the ability to speak up for yourself in a way that is honest and respectful. But it doesn't come naturally to everyone. Find out if you're too passive, too aggressive, or just assertive enough.

Get the most out of your chosen sport by building a strong relationship with your coach.

Are you on the outside looking in or the inside wanting out? Find out how to deal with cliques in this article for teens.

Teachers can look out for you, guide you, and provide you with an adult perspective. Many are willing to answer questions, offer advice, and help with personal problems.

Lots of you say your parents aren't too good at making changes to become healthier. So what can you do to help them along? Here are some tips on getting parents to make a change.

Find out what the experts have to say.

Breaking up means having an awkward or difficult conversation. Here are some ideas on what to say and how to say it - and why it's best to break up in person.

Spend time with people who are nice to you. Here's how to tell when someone is being nice, or being mean.

Find out what the experts have to say.

Responding to peer pressure is part of human nature — but some people are more likely to give in, and others are better able to resist and stand their ground. Find out how to make the right choices for you.

Rejection hurts. But it's impossible to avoid. Life is about going for things. And when we do, rejection is always a possibility.

School counselors can give you all sorts of tips and support on solving problems and making good decisions. But how do you meet with a counselor and what is it like? Find out here.

Because everyone's situation is different, there are no easy answers to accepting a stepparent. But here are some ideas to help you deal.

If you feel depressed, you need to reach out for help and support. Read our tips for teens on talking to parents about depression.

Whether it's an everyday issue like schoolwork or an emergency situation, these tips can help you improve communications with your parents and other adults.

If you just learned you're pregnant, you're not alone. You probably wonder how to tell your parents and how they'll react. Read our article for some tips.

Being able to predict how other people might feel, act, or react is a skill that helps us build better relationships. These tips can help you develop the skill of understanding others.

Find out what the experts have to say.

Find out what the experts have to say.

Thousands of you filled out our friendship survey. Find out what some of you said about being a good friend.

Knowing what to say comes naturally for some people, but others need some help. Here’s advice for teens who want to learn how to get along with people.

Part of being a teen is developing your own identity -one that is separate from the identities of your parents. Read about why you and your parents seem to be constantly at odds.

Bullying has everyone worried, not just the people on its receiving end. Learn about dealing with bullies, including tips on how to stand up for yourself or a friend.

Just as IQ is a way of being academically smart, emotional intelligence (EQ) is a way of being people-smart. But unlike IQ, we can work on improving our EQ. Here are some tips.

Gratitude doesn't just feel good. Focusing on what's good in our lives can also be good for us. Find out how in this article for teens.

We all have problems with self-esteem at certain times in our lives. Here are some tips that might help.

Optimists see the good in things -- and science has discovered that optimists can do better in life. The good news is, even pessimists can be more optimistic. Find out how.

Looking for a workout program that's easy to learn, requires little or no equipment, and soothes your soul while toning your body? Read about yoga - and watch our slideshow for some easy poses to try.

Yoga can help reduce stress because it promotes relaxation, which is the natural opposite of stress. These tips for teens can help you tap into yoga's stress-reducing benefits.

Breathing and meditation techniques can have subtle but powerful effects on everything from stress to sports performance. Try these four techniques.

People feel and do their best when they experience at least 3 times as many positive emotions as negative ones. This article offers ideas on how to build these powerful emotions.

Gratitude doesn't just feel good, it can be good for you. These 3 steps can help you start feeling more appreciative of the good things in your life.

Feeling grateful for what we have (instead of obsessing about what we don't) can help us get more out of life. This worksheet is designed to get you thinking about gratitude.

Mindfulness helps people do their best at things, whether that's focusing on a task or getting along with others. This article for teens has details on practicing mindfulness so you can make it work for you.

Being mindful helps people do better in just about every part of life, like focusing on homework or feeling less stressed out. This article for teens has 5 exercises to practice building mindfulness skills.

Positivity is fun to practice – as well as a great way to learn more about yourself. This worksheet is designed to help you explore 10 common positive emotions.

What makes people happy? How can you boost your own happiness? This site has information and activities based on the science of positive psychology to help you succeed, make a difference, handle difficult emotions, and build good relationship skills.

People feel and do their best when they experience at least 3 times as many positive emotions as negative ones. This article offers ideas on how to build these powerful emotions.

Choosing your mood means being in control of it instead of feeling like it's controlling you. Here are tips on how to create the right mood to help you succeed at what you're trying to do.

Just as IQ is a way of being academically smart, emotional intelligence (EQ) is a way of being people-smart. But unlike IQ, we can work on improving our EQ. Here are some tips.

Smiling on purpose benefits brain chemistry – and can boost our mood. But it only works if you smile in the right way. Find out how in this article for teens.

Gratitude doesn't just feel good. Focusing on what's good in our lives can also be good for us. Find out how in this article for teens.

We all have problems with self-esteem at certain times in our lives. Here are some tips that might help.

People who do a good job of managing emotions know that it's healthy to express their feelings, but that it matters how they express them. Get tips in this article for teens.

Self-esteem helps us have good relationships, gives us the confidence to try new things, and helps us succeed. But low self-esteem can hold us back. Get the facts on self-esteem in this article for teens.

Scientists are learning that positive emotions have a powerful effect on our brains and bodies, helping us feel, and act, our best. Let this article help you tap into the power of positive emotions.

Being able to predict how other people might feel, act, or react is a skill that helps us build better relationships. These tips can help you develop the skill of understanding others.

Emotions help us relate to other people, know what we want, and make choices. Even "negative" emotions are useful. Find out how to understand emotions and use them effectively.

We all face grief at some point. Here are 5 ideas that might help you cope when someone you love has died.

It can be hard to understand, but people who cut themselves sometimes do it because it actually makes them feel better. They are overflowing with emotions - like sadness, depression, or anger - that they have trouble expressing.

Do you wonder why you fly off the handle so easily sometimes? Do you wish you knew healthier ways to express yourself when you're steamed? Check out this article for help with dealing with anger.

If someone close to you has died, you probably feel overwhelmed with grief. Read about some things that might help you cope.

Depression is very common. For more information about depression and feeling better, check out this article.

Fear is a normal human reaction that protects us by signaling danger and preparing us to deal with it. Get the facts about fears and phobias and what causes them.

If you need mental health care but don't think you can afford it, you're not alone. Get tips on finding low-cost or free mental health care in this article for teens.

Going through grief and loss is never easy. But in some situations, grief can feel especially intense – even overwhelming. Find out what to do in this article for teens.

Getting help with emotions or stress is the same as getting help with a medical problem like asthma or diabetes. This article explains how therapy works and how it can help with problems.

If you've been cutting and you want to stop, here are some approaches that might help you.

Spend time with people who are nice to you. Here's how to tell when someone is being nice, or being mean.

Rejection hurts. But it's impossible to avoid. Life is about going for things. And when we do, rejection is always a possibility.

Seasonal affective disorder (SAD) is a form of depression that affects some people and appears at the same time each year.

Visit our stress and coping center for advice on how to handle stress, including different stressful situations.

We all feel overwhelmed by difficult emotions or situations sometimes. Here are the warning signs of suicide and ways to get help.

Everyone feels a little nervous and stressed before a test. And a touch of nervous anticipation can actually help keep you at peak performance. But for some people, this normal anxiety is more intense.

Severe depression can cloud a person's thinking and lead some people to think that life isn't worth living. But severe depression can be treated. Find out what to do and how to get help in this article for teens.

Because of all the changes taking place in your life, you may feel like you're on an emotional roller coaster. Find out more about bad moods and why you have them.

There's no one reason why people get depressed - many different things can play a role. Find out more about the things that can trigger depression.

This meditation helps us feel connected to and grateful for the people in our lives. Listen as we guide you through this meditation.

Breathing exercises help us slow down and relax. Let our audio recordings coach you through 3 simple breathing exercises: finger-count breathing, smiling breath, and belly breathing.

Unwind after a long day at school with this yoga routine for teens.

This quiz can give you insight into things that might affect your self-esteem so you can learn how to build and protect it.

Everyone gets rejected at some point. Get some insight into your coping skills by taking this quiz for teens.

Here are 5 practical tips on goal setting that can help make it easier to set and reach goals.

Assertiveness is the ability to speak up for yourself in a way that is honest and respectful. But it doesn't come naturally to everyone. Find out if you're too passive, too aggressive, or just assertive enough.

Joining a club or team is a fun way to try new things, meet people, and be active. Learn more about the basics and benefits of getting involved.

Writing a report? Studying for a test? Having problems at school? Get tips and advice.

This online tool guides you in setting a goal and coming up with steps to reach it.

Everyone struggles with staying motivated and reaching their goals. Just look at how many people diet, lose weight, and then gain it back again. But it's still possible to stay motivated if you take the right approach.

In this video series, teens talk about their experiences with bullying, stress, family life, managing health problems, staying fit, eating right — and what it means to be in love.

Volunteering gives you an opportunity to change lives, including your own. Get ideas on things you can do and tips on getting started in this article for teens.