By Joke Kujenya
FOR MANY families, a glass of fruit juice with breakfast, a bottle of sports drink after football practice or a can of soda during weekend outings may seem like harmless childhood treats.
But new research suggests those everyday drinking habits could quietly shape heart health for decades, JKNewsMedia.com reports.
A major study published in the American Heart Association‘s flagship journal Circulation has found that children who regularly consume sugary drinks and even high amounts of fruit juice are more likely to develop high blood pressure as adults.
The research also tracked more than 25,000 young people for up to 25 years, making it one of the longest studies to examine how childhood drink choices affect long-term heart health.
The Harvard findings also offer encouraging news as the researchers discovered that replacing just one sugary drink each day with whole fruit, water or milk could significantly reduce the future risk of high blood pressure.
Hidden Impact Of Childhood Habits
Several parents often worry about children’s eating habits in the short term as they think about sugar highs, cavities or weight gain.
What is less obvious is how those same habits may quietly influence health many years later.
According to the Havard researchers, dietary choices made during childhood do not simply disappear with age.
Instead, they may set patterns that continue affecting the body long into adulthood.
Senior study author, Vasanti Malik, an associate professor and Canada Research Chair in Nutrition and Chronic Disease Prevention at the University of Toronto and adjunct faculty member at Harvard T.H. Chan School of Public Health, said early nutrition deserves far more attention.
She noted that high blood pressure is now appearing at younger ages than in previous generations, affecting not only adults but increasingly children, teenagers and young adults.
That makes prevention during childhood even more important.
Why High Blood Pressure Matters
High blood pressure, generally known as hypertension, is often called a “silent killer” because it usually develops without obvious symptoms.
Left untreated, it increases the risk of:
. Heart attacks
. Stroke
. Heart failure
. Kidney disease
. Other cardiovascular problems
However, some other risk factors cannot be changed, including age, genetics and family history.
At the same time, lifestyle choices such as diet, physical activity and smoking remain powerful tools for reducing the risk.
Also, the new research places beverage choices belong on that list.
Following Children Into Adulthood
Havard researchers further analysed data from 25,749 participants enrolled in the Growing Up Today Study, a long-running health project in the United States (US).
The children joined the study between the ages of 9 and 16 and were followed for as long as 25 years.
By the end of the research, the average participant was around 36 years old.
Every one to four years, participants completed detailed questionnaires about what they ate and drank.
They also reported how often they consumed:
. Soda
. Sports drinks
. Sweetened tea
. Lemonade
. Fruit punch
. Other sugary beverages
. Fruit juice
. Whole fruit
Additionally, researchers also collected information about physical activity, smoking habits, body weight and overall diet.
Later, participants reported whether a healthcare professional had diagnosed them with high blood pressure.
Soda and sports drinks carried the greatest risks as the numbers revealed a clear pattern.
They also found that children and teenagers who drank two or more sugary beverages every day had a 52 percent higher risk of developing high blood pressure later in life compared with those who drank fewer than three sugary drinks each week.
Individual drinks also showed different levels of risk.
Each daily serving of soda was linked to a 23 percent increase in the likelihood of developing high blood pressure while sports drinks performed even worse, the researchers alerted.
Indeed, every daily serving was associated with a 36 percent higher risk, they also added.
Moreover, the researchers said these findings are especially important because sports drinks are often marketed as products that support health and athletic performance.
They noted that fruit juice was not completely innocent as it is widely viewed as a healthier alternative to soft drinks because it contains vitamins and comes from fruit.
However, the new research suggests moderation is important.
Participants who drank one and a half or more servings of fruit juice each day had a 35 percent higher risk of developing high blood pressure compared with those who drank less than one serving each week.
Orange juice stood out in particular. . . noting that each daily serving of orange juice was associated with a 20 percent increase in risk.
However, the researchers cautioned that some participants may have mistakenly reported sweetened orange-flavoured drinks as orange juice, which could have influenced those findings.
Apple juice and other fruit juices did not show the same clear increase.
Whole Fruit Told A Very Different Story
Perhaps the most encouraging finding came from what happened when researchers modelled healthier substitutions.
Replacing one sugary drink each day with whole fruit was associated with a 22 percent lower risk of developing high blood pressure.
Replacing one daily serving of fruit juice with whole fruit reduced the estimated risk by 19 percent.
Replacing sugary drinks with milk or water also helped, lowering the estimated risk by as much as 13 percent.
Interestingly, replacing fruit juice with milk or water did not appear to provide the same benefit.
Researchers Message Was simple
When possible, eating the fruit is better than drinking it, Harvard researchers said.
Whole fruit contains fibre that slows sugar absorption and provides other nutritional benefits that juice cannot fully match stressing that the source of sugar matters.
For years, they noted that some people have argued that all fructose, the natural sugar found in fruit, is equally harmful.
But now, the researchers’ new findings suggest that may not be true. They noted that the health effects depended largely on where the sugar came from.
Sugar consumed through soft drinks and sweetened beverages appeared far more harmful than sugar eaten in whole fruit.
Their study also supports current recommendations from the American Heart Association (AHA), which advises people to limit added sugars while encouraging the consumption of whole fruits as part of a healthy diet.
Preventive cardiologist, Amit Khera, who was not involved in the research but reviewed the findings for the AHA, said the study helps clear up common misconceptions.
He explained that the results also show childhood health habits offer an important opportunity to prevent heart disease decades before it develops.
He also said the research challenges the belief that fruit juice is always beneficial or that all fructose should automatically be viewed as harmful.
Public Health Implications
The researchers note that findings may influence how schools, parents and policymakers think about children’s drinks.
In particular, the AHA said it continues to support measures aimed at reducing sugary drink consumption, including:
. Taxes on sugar-sweetened beverages
. Stronger nutrition standards in schools
. Better nutrition information in restaurants
. Improved food quality within government nutrition assistance programmes
Still on the study, researchers said they believe that reducing sugary drink intake during childhood could become one of the simplest long-term strategies for protecting heart health.
Important Limitations
Noting that although the findings are compelling, researchers stress that the study has limitations as participants reported both their own diets and whether they had been diagnosed with high blood pressure.
Because the research relied on questionnaires rather than direct medical measurements, researchers noted the results cannot totally prove that sugary drinks directly caused hypertension.
Other lifestyle or environmental factors not included in the study may also have contributed.
Another limitation is that about 96 percent of participants were non-Hispanic White, meaning the findings may not apply equally to all populations.
Researchers noted that Black and Hispanic Americans generally consume more sugary drinks than the study participants, suggesting the impact could potentially be even greater in those communities.
More research involving diverse populations will be needed to confirm that, researchers affirmed.
A Simple Change With Lifelong Benefits
Firmly, the studies deliver a message that many parents may find surprisingly practical and that is, that, no one is saying children can never enjoy fruit juice or an occasional soft drink.
Instead, researchers suggest that everyday choices matter.
Choosing water instead of soda.
Offering whole fruit instead of another glass of juice.
Reaching for milk after sports practice instead of a sugary sports drink.
These small habits, repeated over years, may help protect children’s hearts long after they have grown up, the study researchers assert.
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