Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

Your hands communicate a lot about you. A firm handshake has symbolic value because a strong grip generally means you’re a strong person: Grip is the single most reliable indicator of overall body ...

A 2024 study revealed that prolonged smartphone use, around five hours daily, leads to hand pain, stiffness, and reduced grip strength in university students. Research highlights that both usage ...

If you have psoriatic arthritis (PsA), you may be familiar with sore fingers, stiff wrists, and the frustration of struggling with formerly simple tasks like buttoning a shirt or chopping vegetables.