I started feeling my left knee pop and my back ache at the base of my neck. With any new exercise, it’s normal to feel some new aches and pains while your muscles adjust. When you release tight muscles as you start doing yoga, it impacts your overall posture and muscles in unexpected places across your body, which might make you sore. Since I’m a desk worker, I wasn’t surprised that waking up neglected neck muscles was uncomfortable—they always get sore when I exercise my upper body, and the sensation was familiar.
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