7 Ways to make him ache for you

4. Make Small Changes for Big Results

Caroline, 26, had gotten haircuts in the past that her guy hadn’t noticed at all, but when she had her brunette crown streaked red, he was all over her. “Jake couldn’t stop touching me — he couldn’t believe he was fooling around with a redhead,” she says. The reason her new do drove him nuts: “Men register eye-catching changes to your appearance, and it draws them to you,” says Lori Buckley, PsyD. “Adding novelty will keep his desire for you strong.”

There’s a catch though: If you want to snag his immediate interest, the change has to be guy-visible. “To activate his desire, it has to be a departure from your everyday look,” says David Buss, PhD, author of The Evolution of Desire. Maybe take a break from your jeans routine and strut around in a miniskirt. Wear a noticeably higher heel. Or ditch your bra for a day and put a little extra bounce in your step.