5. Stress is a feeling that's created when we react to particular events. It's the body's way of rising to a challenge and preparing to meet a tough situation with focus, strength, stamina, and heightened alertness. The events that provoke stress are called stressors, and they cover a whole range of situations — everything from outright physical danger to making a class presentation or taking a semester's worth of your toughest subject.

6. Headaches Stomach Aches Sweating Diarrhea Sleeplessness Rapid Breathing Increased Heart Rate

7. Relationship Environment Educational Occupational Financial

12. Pain Weight Sleep Difficulty Anxiety or Depressive Disorder Heart Disease and Stroke Concentration and Memory Gastrointestinal Disorders

13. Getting married Graduating from school Moving to a new house Having a baby Going on a first date working as hard as you can at sports

15. Fear Panic A fast heart rate Rapid, shallow breathing Increased muscle tension Uncertainty Excess Sweating

16. Mood swings Excessive Worrying Forgetfulness Lack of Concentration Negative Attitude or Apathy Feeling Insecure Irritable

17. Hostility Fast Speech Fast Driving Impatience Self-harming Obsessive Compulsive Disorder (OCD)

18. Drug Abuse Excessive Smoking Angry or Aggressive Outbursts Blaming Others Thoughts of Suicide

20. Sickness Absenteeism Accidents, Errors and Mistakes Reworking Overtime Staff Retention

22. unreasonable demands lack of job security night-shift work long working hours office politics and conflicts time spent away from family wages not commensurate work pressure