According to a Swedish study , drinking wine , not beer or hard liquor , will help women to beat heart health .

Study included 102 women 75 years of age , these women are survivors of heart attack or have done Peter cardiac artery surgery. Researchers so that they record the amount of alcohol intake , and after one year , measured each womans 24-hour ECG , with ? their heart rate variability (HRV) situation.

HRV real time monitoring of the time interval between heartbeats , HRV reduced and the risk of heart disease and death related to the increase . Study found that daily amount (about half the standard amount to more ) of drinking women , its maximum value of HRV ; not women drink lowest HRV .

After further analysis showed that the type of drinking by women is also a very important factor. Studies have shown that drinking wine, women HRV highest, while drinking beer and spirits were little impact on HRV . Therefore, the findings help explain why moderate drinking wine good for the heart .