Is It Too Late to Get a Flu Shot?

Dear Lifehacker,
It seems like everyone I know is sick, and I can't afford the time off work if I come down with something. I'm trying to eat and sleep well and wash my hands often, but now I'm regretting that I didn't get a flu shot this year. Is it too late? » 1/07/15 1:19pm 1/07/15 1:19pm

Is Online Dating Worth It? An FAQ

You've probably heard of online dating. You may even have a few friends that do it. But, despite your curiosity, you haven't been able to convince yourself to actually try it out. We're here to answer some of your burning questions. » 9/12/14 12:23pm 9/12/14 12:23pm

What Does the Shape and Color of My Poop Mean?

Dear Lifehacker,
Like most people, I've pooped a lot in my lifetime. Usually things follow a fairly predictable pattern, but now and then I've seen unusual colors and shapes. I don't feel bad or have any discomfort, but I'm concerned these changes might mean something. How can I figure out when I should be concerned… » 3/04/14 5:48pm 3/04/14 5:48pm

What's the Difference Between All These Health Insurance Plans?

Dear Lifehacker,
I'm finally ready to purchase health insurance for myself, but I'm really overwhelmed by the choices out there. What's the difference between an HMO, a PPO, an HSA, and these other plans? Help! » 1/14/14 1:43pm 1/14/14 1:43pm

What Should I Do If I Injure Myself Exercising?

Dear Lifehacker,
I think I pulled a muscle in my leg while running the other day. I can still walk, but sometimes it hurts and my leg feels weak. I think it will heal with time, but what can I do to help the recovery process? » 5/07/13 2:10pm 5/07/13 2:10pm