Stress

Stress is what you feel when you have to handle more than you are used to. When you are stressed, your body 1 as though you are in danger. It makes 2 that speed up your heart, make you breathe faster, and give you a burst of energy. This is called the fight-or-flight stress 3. Some stress is normal and even useful. Stress can help if you need to work hard or react quickly. For example, it can help you win a race or finish an 4 job on time. But if stress happens too often or lasts too long, it can have bad effects. It can be linked to headaches, an upset stomach, back pain, and trouble sleeping. It can weaken your 5 system, making it harder fight off 6. If you already have a health problem, stress may make it worse. It can make you moody, tense, or depressed. Your relationships may suffer, and you may not do well at work or school.