In recent years, lifestyles have changed dramatically, with many people spending long hours sitting in front of computer screens or smartphones whether for work, study, or entertainment.
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Although sitting may appear to be a harmless and natural activity, recent studies suggest that prolonged sitting could be one of the most significant factors affecting overall health. Some experts have even described it as a "silent health risk" because its effects often develop gradually and may not be immediately noticeable.
So, has prolonged sitting become a genuine health threat? What health problems are associated with it, and how can these risks be reduced?
Why are we spending more time sitting?
Modern lifestyles increasingly revolve around activities that require prolonged periods of sitting. Key reasons include:
Office jobs that involve several hours of desk work each day.
The rise of remote work from home.
Extended use of smartphones and tablets.
Watching television and streaming platforms.
Greater reliance on cars and other forms of transportation instead of walking.
These factors have significantly increased the average number of hours people spend sitting compared with previous generations.
How does prolonged sitting affect the body?
When a person remains seated for extended periods, muscle activity decreases, calorie burning slows down, and blood circulation becomes less efficient.
Over time, health consequences may begin to emerge, particularly when prolonged sitting becomes a daily habit without regular movement or physical activity.
Increased risk of obesity and weight gain
One of the most common concerns linked to prolonged sitting is a higher likelihood of gaining weight.
When the body remains seated for long hours:
Energy expenditure declines.
Fat-burning efficiency decreases.
Excess calories are more likely to be stored.
Combined with unhealthy eating habits, these factors may contribute to gradual weight gain that often goes unnoticed at first.
Negative effects on heart health
Numerous studies have found an association between prolonged sitting and an increased risk of cardiovascular disease.
Several factors contribute to this relationship, including:
Reduced physical activity.
Poorer blood circulation.
Greater likelihood of weight gain.
Potential effects on blood sugar and cholesterol levels.
For this reason, experts recommend regular movement throughout the day even for people who exercise periodically.
Back and neck pain
Back pain is among the most common complaints among office workers and individuals who spend long hours in front of screens.
Extended sitting can lead to:
Strain on the spine.
Increased pressure on the lower back.
Tension in the neck and shoulder muscles.
Reduced joint flexibility.
These problems may worsen when sitting posture is poor or when an unsuitable chair is used.
Reduced blood circulation
Sitting for prolonged periods limits leg movement, which can slow blood flow in the lower extremities.
Possible consequences include:
A sensation of heavy legs.
Occasional swelling of the feet.
Temporary numbness or tingling.
A higher risk of certain vascular problems in some individuals.
This is why health professionals encourage people to stand up and move regularly during working hours.
The impact on mental well-being
The effects of prolonged sitting are not limited to physical health—they may also influence mental well-being.
People who spend most of their day sitting and engage in little movement may be more susceptible to:
Stress.
Mental fatigue.
Lower daily energy levels.
Mood disturbances.
In contrast, physical activity and movement can improve mood and stimulate the release of hormones associated with feelings of well-being and happiness.
Is exercise enough to offset prolonged sitting?
Many people assume that exercising for an hour a day is enough to eliminate the harmful effects of prolonged sitting. However, the reality is more complex.
Even individuals who exercise regularly may still experience negative health effects if they spend the remainder of the day sitting for extended periods.
As a result, experts increasingly emphasize the importance of "continuous movement" alongside structured exercise reducing uninterrupted sitting time whenever possible.
Signs that you may be sitting too much
You may be at risk from excessive sitting if you:
Spend more than eight hours a day seated.
Rarely move during working hours.
Frequently experience back or neck pain.
Rely on a car for most of your transportation.
Spend most of your leisure time in front of screens.
If several of these signs apply to you, it may be time to reassess your daily routine.
How can you reduce the risks of prolonged sitting?
Protecting your health does not necessarily require drastic lifestyle changes. Simple habits can make a meaningful difference, such as:
Standing up and moving for two to three minutes every 30 minutes.
Taking the stairs instead of the elevator whenever possible.
Walking while making phone calls.
Performing stretching exercises during work breaks.
Setting aside time each day for walking.
Improving your sitting posture and using an ergonomic chair.
Reducing recreational screen time outside of work.
These small changes can have a significant impact on long-term health.
Al Ghad Newspaper
