(CNN) — That persistent tension in your back, hip or shoulder never seems to fully resolve despite stretching before and after workouts, foam rolling, and even visiting a massage therapist regularly.

Resource guarding occurs in dogs when they exhibit behaviors such as biting, lunging, and growling over toys and foods. This behavior is also called possessive aggression. All breeds of dogs are ...

Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body coach in professional sports, and is the author of the book “Practical Solutions for Back ...