What contraindications would prevent a head massage?

Contraindications for head massage include conditions such as recent head injuries, fractures, or surgeries, as well as active infections of the scalp, skin conditions like psoriasis or dermatitis, and severe migraines or headaches. Additionally, individuals with certain neurological disorders or those on anticoagulant therapy should avoid head massages due to the risk of complications. It's essential to consult a healthcare provider if unsure about the safety of a head massage in specific health conditions.