Sarah Jessica Parker revealed the unbelievably simple secret behind her 20-year marriage to Matthew Broderick.

According to science, there is a "right" amount of time to date before getting married to avoid divorce.

Meghan Markle and Prince Harry are getting married, and according to science, there is one sign they will live happily ever after.

Hugh Jackman has revealed that the secret to his 21-year marriage to Deborra-Lee Furness is that they meditate together.

A new sex survey pinpoints the most popular day and time of the week to have sex - and it's actually quite surprising.

Wedding season can be super stressful for everyone, but here are ten great ways to keep yourself sane!

After two failed marriages Scarlett Johansson doesn't believe monogamy is natural, and research on the subject actually agrees with her.

If you suspect your husband is cheating on you, you will no doubt be feeling a whole range of emotions: anger, sadness, confusion and despair. Before you take the significant step of asking him if he is having an affair, make sure you are as sure as you can be that he is playing away.

Every marriage goes through rough waters. It is important that couples work on strengthening their relationships on a regular basis. Marriage counseling exercises can help couples facing a difficult time and can also help partners who want to work on maintaining a healthy marriage.

You married her for better or for worse -- but you probably didn't imagine that "worse" could mean infidelity. Women cheat almost as much as men do, according to a study published in 2011 by Indiana University.

No relationship is free from trouble 100 percent of the time, but there is a big difference between the normal ups and downs of a close relationship to one that makes you feel unhappy, insecure and exhausted all the time.

Expecting a child is one of the most exciting experiences of a married couple's life. It can also be extremely stressful. The physical, hormonal and emotional changes that come with pregnancy can be quite overwhelming. More than ever, your wife will need your loving support.