Stress is a feeling of strain and pressure. Stress is a normal part of life and can be caused by both positive and negative experiences. There are various types of stress including physical, mental, emotional, and environmental. Common sources of stress include work, relationships, and financial problems. Stress can have both positive and negative effects. It can be beneficial in some situations as it can motivate individuals to work hard and stay focused. However, it can also have negative effects such as anxiety, depression, and other health problems.