Heart attack
A heart attack is most commonly caused by a sudden blockage of the blood supply to the heart muscle itself, for example a blood clot. The main risk is that the heart will stop beating
+ نوشته شده در چهارشنبه ۱۷ اسفند ۱۳۹۰ ساعت ۹:۱۲ ب.ظ توسط
|