If he doesn't tell you he's attracted to you, you can tell by his body language and how his eyes move around. He might give you intense eye contact and look at your chest or check you out when you're across the room. If you catch him looking at you, it probably means he likes you.
Eye contact
“Eye contact is an intimate and vulnerable act, so intense eye contact can be very meaningful,” says Fraley. “Deep eye contact, or holding your gaze for at least four seconds, may indicate feelings of love.” Bonus points if they smile in your presence too.
You will often witness a spark in their eyes when they are looking at you or having a conversation with you. They will smile at you as if you are art personified. You can tell if someone likes you if you can sense them looking at you even when you are pretending not to notice.
Love at first sight is real, but it doesn't happen to everyone. Studies show that some people do actually have a chemical response in their brains when they see someone they're attracted to. However, these feelings are often superficial, and they usually don't last as long as real, true love does.
Prolonged eye contact can cause attraction
A study published in the Journal of Research and Personality in which two opposite sex strangers were asked to gaze into each other's eyes for two minutes found that this was enough in some cases to produce passionate feelings for each other.
When two people gaze into each other's eyes for a few minutes, they can develop deeper trust and greater intimacy and mutual attraction. Over the past 30 years, several studies have shown that eye-gazing brings couples closer and enhances lovemaking.
Guys that are into you often use lots of emojis, text first, or even double text. Watch for in-person signs, like holding eye contact, respectful little touches, or leaning in close. A follow-up text after a date or hangout, or a raincheck when he can't make it are sure signs that he wants to spend more time with you.
Your potential love interest stares at you while you are in the middle of something or talking to someone. He or she may look away when you catch them staring at you, or might hold eye contact as if they're trying to memorize your features.
The Intimate Gaze
In close encounters it is the triangular area between the eyes and the chest or breasts and for distant gazing from the eyes to the crotch. Men and women use this gaze to show interest in each other and those who are interested will return the gaze.
This means you should hold eye contact between 50%–70% of the time. Maintain this amount of eye contact both while you are talking and while you are listening.
Maintain eye contact.
Normal eye contact lasts for about three seconds. However, if you can hold your crush's gaze for four and a half seconds, they'll get a powerful cue that you're flirting with them. You can even hold it longer, if you like, as long as your crush doesn't look away.
First, look in the person's left eye for 1 second, then switch your gaze to their lips for 1.5 to 2 seconds. Finally, look in their right eye, completing a triangle. She said: "I can guarantee that if done with the right person at the right time they will literally be [stunned]. I've done this with people I've liked.
As mentioned in the article above, signs of mutual attraction can include frequent communication, physical touch, prolonged eye contact, mirroring, blushing, and flirtatious behavior. If the attraction is mutual between you and another person, you'll likely want to talk to each other rather frequently.
Maintaining eye contact with someone you find attractive is a surefire way to have them take more notice of you. This is because showing attraction eye contact sends the message that you are interested in them, who they are, what they're saying, and what they do.
High levels of dopamine and a related hormone, norepinephrine, are released during attraction. These chemicals make us giddy, energetic, and euphoric, even leading to decreased appetite and insomnia – which means you actually can be so “in love” that you can't eat and can't sleep.
Eye dilation and attraction
When you're attracted to someone, a hormone surge dilates your pupils so you can better see the object of your desire.
Dr Conway explained the results: “Faces that were looking directly at the viewer were judged more attractive than faces with averted gaze. This effect was particularly pronounced if the face was smiling and the opposite sex to the viewer.
It's when you lean into someone and look straight into their eyes, as if to tell them, “Tell me more, I love hearing you talk.” Since you aren't actually putting your feelings into words, it's uncomplicated. And if the other person understands that eye seduction is at play, they will reciprocate.