1.
Hugs can make you live longer.
2.
Cuddling can alleviate headaches.
3.
And kissing can reduce stress.
4.
Joe DiMaggio sent flowers to Marilyn Monroe's grave twice a week for 20 years.
5.
And in Argentina, a farmer planted a forest in the shape of a guitar more than two-thirds of a mile long in honor of his late wife.
6.
Couples can sync up their heart rates by ~staring into each other's eyes~.
8.
Love can make you measurably more trusting.
9.
Love at first sight, as we know it, can happen as quickly as in one-fifth of a second.
10.
And men fall in love more quickly than women.
11.
Still, initial attraction isn't everything.
12.
23% of online daters say they ended up marrying the partner they met through a dating site or app.
18.
Your brain is wired to think obsessively about the object of your affection — at least in the early stage of that affection.
19.
Those early stages of love also make you a less productive person.
20.
You also see a sort of idealized version of your significant other.
21.
And because of all of this, breakups really can cause physical pain.