This document discusses the signs and symptoms of stress, which can be physical, cognitive, or emotional. Physical symptoms include headaches, digestive issues, fatigue, and sleep disturbances. Cognitive symptoms are difficulties concentrating and negative thoughts. Emotional symptoms are increased irritability, anxiety, fear, and conflicts. Long-term stress can lead to health problems like depression, changes in behavior, and medical issues like heart disease. The document also notes that stress is linked to illness and that medical advice should be sought for concerning symptoms.