sexual frigidity
Medical/psychological term for lack of sexual desire or inability to experience sexual pleasure.
Counseling can be effective in treating sexual frigidity.
insensitivity; indifference
Figurative extension: lack of emotional or sensory response; often used for someone who is unresponsive to art, feelings, or social cues.
He is indifferent to criticism from those around him.
She seems insensitive even when listening to beautiful music.