Short answer
Affection can also be expressed through kind words, emotional support, thoughtful gestures, shared time, helping each other and showing appreciation.
Islamic Guidance
What Islam teaches
Islam encourages affection, mercy and good treatment between spouses. A marriage should not be reduced to one aspect of the relationship.
Practical Guidance
What you can consider
Maintain emotional connection through conversation, kindness and supportive gestures while respecting each other's circumstances and boundaries.
Sources
Qur'an 30:21; Qur'an 4:19.