The increase in deaths observed the holiday season, but not related to the cold and the temperature drop, warn scientists from Australia.
A study conducted in New Zealand, where the December and January are the summer months of the year, found that the period from 25 December to 7 January increased deaths from the heart by 4%.
The same phenomenon was protoparatirithei in the northern hemisphere of the planet where it belongs and Europe, but until now scientists believed that due mainly to cold.
But the new findings suggest that the cause is independent of the time of year
The study was conducted by analyzing the causes of death in New Zealand between 1988 and 2013.
Overall in this period there were 738 409 deaths, of which 197 109 were from cardiac causes.
Although the study did not record the exact temperatures in New Zealand, the country has the insular climate that almost excludes extreme temperatures were associated with the “phenomenon of Christmas” in previous studies.
According to head researcher Dr. Josh Knight, from the University of Melbourne, there are many possible causes.
The overeating, excessive consumption of alcohol and sweets, the sleepless nights, the stress of repeated preparations or even that many patients get discharged early from hospitals to lie with their family, are some of them.
What to do
“It is difficult to make recommendations when we do not know the causes of the phenomenon, but it would avoid one or at least drastically reduce the high fat and calorie foods, smoking and heavy alcohol use,” says Dr. Knight.
“Good is also anyone who suffers from chronic diseases that affect the cardiac health, take care to have sufficient stocks of medicines and comply strictly with the instructions of the attending physician. If finally feel discomfort suspected heart problem must be addressed immediately to a doctor. ”
The study published in the Journal of the American Heart Association (JAHA).