noun
healing crisis; cleansing reaction
A temporary worsening of symptoms that can occur during the body's elimination of toxins, often after treatments such as antibiotics. Used in alternative medicine contexts.
好転反応が出たときは、無理せず休んでください。
When a healing crisis occurs, please rest without overdoing it.
デトックス中に好転反応が現れることがあります。
A cleansing reaction may appear during detoxification.
Compound of 好転 (improvement, favorable change) and 反応 (reaction). The term is used in holistic health contexts to describe a temporary worsening before improvement.