Preventing allergies in pregnancy Since allergies are caused by hereditary as well as environmental factors, to prevent them one has to start by making both physical and environmental adjustments.
抗過敏從懷孕開始既然過敏疾病是先天體質加上後天外在環境的誘發，那麼要避免過敏，自然要從調整體質與改變環境下手。