Kate Middleton and Prince William are always in the spotlight.

The royal couple strictly follows royal protocol regarding public displays of affection.

They've become more relaxed over time, but they're still formal.

Blanca Cobb, a body language specialist, feels the couple's movements demonstrate "passionate about one other" while respecting royal customs.

When it comes to PDA, Kate and William follow a different set of rules than Harry and Meghan.

Kate and William's "synchronicity" reveals their intense love.

Kate has weathered the storm by ignoring Harry's accusations of "stereotyping" Meghan.

Kate and William still touch and gaze into each other's eyes on occasion.

Despite their formal public demeanor, the couple's love for each other remains strong.