In agricultural tractors for example, as a general rule 40 to 50 percent of the value of the machine will be lost in the first quarter of the machine's life and by the halfway point of lifetime, from 70 to 75 percent of the value will be lost.
People with PTSD may feel constantly alert after the traumatic event. This is known as increased emotional arousal, and it can cause difficulty sleeping, outbursts of anger or irritability, and difficulty concentrating. They may find that they are constantly on guard and on the lookout for signs of danger.
Posttraumatic stress disorder (PTSD) is a serious mental condition that some people develop after a shocking, terrifying, or dangerous event. These events are called traumas. After a trauma, itâs common to struggle with fear, anxiety, and sadness. You may have upsetting memories or find it hard to sleep. Most people get better with time. But if you have PTSD, these thoughts and feelings donât fade away. They last for months and years, and may even get worse. PTSD causes problems in your daily life, such as in relationships and at work. It can also take a toll on your physical health. But with treatment, you can live a fulfilling life. How Does PTSD Happen?