Sitting with your legs up can be bad for your back if it causes poor posture or strains the lower back muscles.

You should continue physical therapy if it hurts but inform your therapist so they can adjust the treatment plan to avoid exacerbating the pain.

Yes, a heating pad can help relax tight muscles and relieve pain.

The most painful lower back condition is often a herniated disc, which can cause severe pain and nerve compression.

Planks are highly effective for core stability and back pain relief.

Lower back pain in a 70-year-old can be due to muscle weakness, arthritis, or spinal issues related to aging and degeneration.

Sleep with lower back pain by lying on your back with a pillow under your knees or on your side with a pillow between your knees for better spinal alignment.

Yes, you should stretch your lower back if it hurts, but ensure the stretches are gentle to avoid further injury.

Planks, bird-dogs, and bridges are the top three exercises for back pain due to their effectiveness in strengthening the core and stabilizing the spine.

The number one best back exercise is often considered to be the deadlift, as it engages multiple muscles in the back, but it should be done correctly to avoid injury.