In case you aren't familiar with the term "lifehack," it refers to any "tool or technique that makes some aspect of one's life easier or more efficient." Based on the frequent requests for advice I receive from readers of Sex and Psychology, our relationships are one of those areas in which there seems to be great demand for a few solid lifehacks. To that end, I've compiled a video playlist below of five of the most useful ones I've come across to date. Check it out, and hack away!

1.) Is It Lust or Love? - Terri Orbuch - What's the difference between lust and love? Orbuch explains how you can tell them apart and describes what you can do to recreate lust in a long-term, loving relationship.