It's tempting to moan to your girlfriends and write it off as 'men being men' but that won't solve anything. He's feeling underappreciated in the familyMany mid-life fathers report feeling stressed, unseen or under pressure as providers. For lots of men, sex is a way of expressing love. Accept certain truthsHere's an uncomfortable one (for him): research suggests men don't reach full emotional maturity until age 43. Men don't like to seem 'weak' so the more you talk about how it's normal to feel these things mid-life, the more likely he is to listen.