Too much stress is bad for your body and soul. Fortunately, even when you can not change a stressful situation, you have some ways to deal with it. What is stress? Your body is on alert, telling you something’s wrong and you need to fix it. Stress can cause your endocrine system（内分泌系统） to produce certain hormones that weaken the immune system, damage the heart and blood vessels, and increase the risk of colds and other illnesses. Stress also harms your mind.Stress makes people irritable: they may feel extreme anxiety and lose their ability to concentrate. They may also experience sleeplessness, have an upset stomach and suffer from headaches and tiredness. Luckily, there are various relaxation techniques to relieve stress. Relaxation through (meditation )has been proven to relieve stress. Sit in a comfortable position where you won’t be disturbed.Close your eyes. Choose a phrase to focus on. As you concentrate on breathing, repeat the phrase each time you breathe out. If you get distracted by other thoughts, gently put them out of your mind and return to your phrase. Continue it for over 10 minutes.Practice at least once a day. Do time-travel exercises, When you feel stressed, remember something that made you feel tense about a year ago. How important does it seem today? Now try to imagine what you will be like in a year and look back on your present trouble. The chances are that your “leap forward” in time will give you a viewpoint on what you are going through. Some other tips to fight stress include: having baths with aromatherapy oils and salts, getting more vitamin C and ginseng, or turning to some herbs.