A certified trainer shares 5 chair exercises that rebuild the muscles supporting your spine and improve posture after 60.

Back pain affects millions of people daily, often stemming from weak core muscles that fail to provide adequate spinal support. The interconnected muscle groups surrounding the torso work together to ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. It’s easy to almost ...