Defining Stress
Stress is the body's method of responding to any kind of demand or threat. When you sense danger, the body's defenses kick into high gear in a rapid, automatic process known as the 'fight-or-flight' reaction.
Eustress vs. Distress
Not all stress is bad. Eustress is a positive form of stress, causing excitement and improving performance. Distress, however, is negative, causing anxiety and decreasing performance. Both types affect the body similarly but with different emotional responses.
Physical Stress Manifestations
Chronic stress can lead to physical changes including hair loss, weakened immune system, and increased risk of heart disease. Surprisingly, it can also rewire the brain, affecting memory and learning.
Stress and Telomere Length
Stress can accelerate cellular aging by shortening telomeres, the protective tips on the ends of chromosomes. Telomere length is considered a marker of biological aging, and stress reduction might help preserve them.
Stress in the Animal Kingdom
Stress is not a human-exclusive phenomenon. Animals also experience stress, which can affect their behavior and survival. For instance, predator-induced stress can alter prey populations by causing changes in reproduction and feeding.
Managing Stress Effectively
Effective stress management techniques include mindfulness meditation, exercise, and social support. Surprisingly, laughing and exposure to sunlight can also reduce stress by releasing endorphins and increasing serotonin levels.
Stress's Economic Impact
Stress has an economic dimension. In the U.S. alone, stress-related health care and missed work cost businesses up to $300 billion annually. This highlights the importance of stress management strategies in the workplace.
What initiates the 'fight-or-flight' response?
Positive excitement
Demand or threat perception
Physical exercise
Company
