Why Leo is unfaithful?

Leo seeks recognition of those around them and needs his partner’s admiration.
He looks for attention and likes to be the center of a relationship.
His ability to lead is clear in the affections. He can be very loyal and generous if he finds a suitable company but can also be overbearing when not treated like a king
Seductive, charismatic, narcissistic and attractive, his conquests strengthen his ego.
Tip: Assure him that you think he is the best.

What is the most unfaithful zodiac sign?