Sexual intimacy is also great for shedding one’s inhibitions about taking it to the next level with one’s partner.
This is a known fact that the sexual health of a person suffers due to lack of physical intimacy.
Also, sex isn't the only expression that shows you love someone, there are various other ways to show that you really care for your significant other.
We have all asked this question at one point in time or another.
Physical intimacy becomes important when both the partners show interest in it.