What causes a double chin?

Double Chin: Usually a double chin refers to fullness of the soft tissues of the neck. This can be caused by weight gain. Sometime patient complain of excess loose skin of the neck. This is usually caused by gaining, or skin laxity from weight loss. There are treatments to decrease the fullness and/or tighten the lax skin available if this bothers you.

Double Chin: Double chin can occur as a result of aging (skin laxity, loss and tissue descent), due to weight changes, small jaw, or a combination. Treatment will depend on specific cause and can include submental liposuction +/- neck lift, chin augmentation, skin tightening procedures or thread lifting

Fat layers: Sagging of skin, subcutaneous, sub Platysmal fat. Non surgical treatments: Coolsculpting, Kybella. Surgical: Liposuction, ultrasound assisted liposuction.