It is suggested that syncopic reaction could be reduced by improving the working condition for blood donation to prevent mental stress, avoiding empty stomach, fatigue, etc.

因此，改善采血环境，消除献血者心理紧张以及避免空腹、劳累等是可以防止和减少献血反应的。

youdao

It is suggested that syncopic reaction could be reduced by improving the working condition for blood donation to prevent mental stress, avoiding empty stomach, fatigue, etc.

因此，改善采血环境，消除献血者心理紧张以及避免空腹、劳累等是可以防止和减少献血反应的。

youdao