Loneliness can make one feel sad, anxious, and depressed. Most people feel lonely at some point in there life. You don't have to feel lonely if you decide to take control of your loneliness and do something about it.
Looking after your feelings and emotions is as important as taking care of your body. Most of us take care of our physical health far better than our feelings.
Stress is a normal reaction to what is happening in your life, and it can be caused by good, as well as bad events. A little bit of stress isn't always a bad thing; but being over-stressed may cause a range of health problems including headaches, upset stomach, high blood pressure - even strokes and heart disease.