While it's normal to feel stressed out and worried during a crisis, daily challenges can also push us beyond our ability to cope. During stressful times, we may feel helpless, sad, angry, irritable, hopeless, anxious, or afraid. We may even have trouble concentrating, feel unmotivated to do essential tasks, experience changes in appetite, have body aches or pains, and have difficulty sleeping. Here is what worry does to our brain…