Baldeep Pama

Dr.Teresa’s Study On How Type-2 Diabetes Has Bad Effect on Heart and Blood Vessels of Teens

Impaired heart function due to diabetes

Impaired heart function due to diabetes

According to a recent news story signs of impaired heart function are seen among teenagers with type-2 diabetes. Now that is definitely something to take note off.

Based on past studies it is believed that the heart and blood vessel’s ability to adapt to exercise may be impaired in adults with type-2 diabetes. According to Dr. Teresa Pinto, a pediatric endocrinologist at the Dalhousie University IWK Health Center in Halifax, Nova Scotia, these changes in heart function may begin to happen very early after the occurrence of type-2 diabetes.

Details of the Study by Dr. Teresa and her team

  • The sudy compared the heart functions of 13 teens with type-2 diabetes with 27 non-diabetic overweight teens and 19 non-diabetic normal weight teens.
  • All participating teens were between 12 to 20 years of age.
  • This study was conducted at University of Auckland in New Zealand.

Results Observed

  • The MRI scans showed that during exercise,  hearts of teens with type- 2 diabetes did not expand and fill up between heart beats as compared to the other two groups where heart expansion and fill up was normal.
  • In all the three groups, the blood pumped out by heart was normal.
  • Blood flow through the femoral arteries was significantly less in teens with diabetes as compared to the other two groups, during exercise.

Heart can become stiffer due to diabetes limiting its ability to stretch and expand. This can be a reason for Diastolic Dysfunction, a medical term used when the heart doesn’t fill up normally between heartbeats, even though the amount of blood being pumped by heart is normal.

Conclusion

The study showed that type-2 diabetes has a negative effect on heart and blood vessels in teens, irrespective of their weight. According to Dr. Pinto further studies are required to determine if impaired exercise capacity in teens can be reversed by exercise training, as some literature suggests is possible in adults.

This study by Dr. Teresa Pinto and her colleagues was submitted at Endocrine Society’s annual meeting in Boston for presentation. Experts noted that the research presented at the meetings should be viewed as preliminary, until it is published in a peer- reviewed journal.

Below are listed some clinical trials of Type 2 Diabetes

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