Every four years, doctors notice the same thing: the FIFA World Cup arrives, and suddenly many of our regular patients look a little more sleep-deprived than usual.
Late-night matches, penalty shootouts, extra snacks, more coffee, less water ... we enjoy the excitement, but our bodies quietly pay the price.
As a family doctor and football fan myself, I always remind patients of one thing: your heart does not know you are “just watching football”.
When emotions run high, your body releases stress hormones that increase heart rate and blood pressure.
Combined with lack of sleep, dehydration and unhealthy eating habits, this may place extra strain on your cardiovascular system.
Research supports this.
During the 2006 World Cup, cardiac emergencies more than doubled on days when Germany played.
Another study observed increased heart attack admissions following England’s 1998 World Cup penalty shootout.
ALSO READ: When European football causes road accidents in Asia
The good news?
You do not need to stop enjoying football.
Here are five simple habits to protect your body and heart while enjoying every match.
Exciting moments such as extra time or penalty shootouts can trigger adrenaline release, increasing heart rate and blood pressure.
This puts immense physical stress on your blood vessels.
If you feel emotionally overwhelmed during the match, practice box breathing:
- Inhale for four seconds
- Hold for four seconds
- Exhale for four seconds
- Hold for four seconds.
This may help regulate your nervous system and reduce temporary stress responses.
However, if your symptoms include real breathlessness, chest discomfort or unusual shortness of breath, seek medical attention immediately.
Late-night football often comes with salty snacks, fried food and processed meals.
Excess sodium (salt) and unhealthy fats may contribute to temporary increases in blood pressure and reduce blood vessel flexibility.
Choose healthier alternatives such as:
- Unsalted roasted nuts
- Air-popped popcorn
- Fresh fruits
- Lower-sodium snack options.
Foods containing healthy fats and magnesium, such as unsalted nuts, may help support healthy blood vessels.
And while healthier choices are a good start, portion matters too.
Enjoy your snacks mindfully instead of grazing throughout the entire match.
Small swaps and smarter portions can go a long way in supporting heart health during long viewing sessions.
Repeated late nights may disrupt your body clock and affect recovery.
Sleep deprivation does not just make you feel tired the next day.
It can keep blood pressure elevated through the night and reduce your heart rate variability (HRV), which reflects how well your heart adapts and recovers from physical and emotional stress.
ALSO READ: When the time between your heart beats varies
In simple terms, a sleep-deprived heart may become more vulnerable to sudden emotional strain the next day.
So, try to:
- Take a 20–30 minute afternoon nap before major matches
- Sleep in a dark, cool environment afterward
- Avoid accumulating multiple nights of sleep debt.
Your body recovers best with quality sleep.
Soft drinks, energy drinks and excess caffeine are common during watch parties, but may contribute to dehydration.
Their high sugar and caffeine content can increase fluid loss, leading to mild dehydration.
When your body becomes dehydrated, blood volume drops and circulation becomes less efficient, causing your heart to work harder to pump blood throughout the body.
Simple hydration habits can reduce unnecessary strain on your body and help keep your circulation flowing smoothly:
- For every sugary or caffeinated drink consumed, pair it with one full glass of water
- Keep plain water within reach throughout the match
- Hydrate consistently instead of waiting until you feel thirsty.
Remaining seated for long periods may reduce circulation and contribute to blood pooling in the lower legs.
Combined with elevated adrenaline and mild dehydration during an intense match, this may place additional strain on your circulation.
Use halftime as your personal movement window:
- Walk around
- Stretch
- Do 20 calf raises
- Move for at least two to five minutes.
When your calf muscles contract, they act like a natural pump to help move blood back toward the heart and keep circulation active.
A few minutes of movement can go a long way during long match nights.
Dr Kam San Dhit is a general practitioner. For more information, email starhealth@thestar.com.my. The information provided is for educational and communication purposes only, and should not be considered as medical advice. The Star does not give any warranty on accuracy, completeness, functionality, usefulness or other assurances as to the content appearing in this article. The Star disclaims all responsibility for any losses, damage to property or personal injury suffered directly or indirectly from reliance on such information.
