What are the common causes of a bald spot on the neck and how can it be treated effectively?

Common causes of a bald spot on the neck include alopecia areata, fungal infections, and skin conditions like eczema or psoriasis. Treatment options may include topical medications, corticosteroid injections, or light therapy. Consulting a dermatologist for a proper diagnosis and personalized treatment plan is recommended for effective management of a bald spot on the neck.