Muscle soreness after dancing is usually caused by lactic acid buildup or muscle strain, which can be relieved by rest, massage, ice hot packs, etc. In addition, other possible underlying diseases need to be considered. 1. Rest: muscle soreness caused by dancing is due to the accumulation of lactic acid, rest for one or two days after the basic absorption of lactic acid can relieve the symptoms. 2. Massage: muscle soreness after dancing exists partly due to muscle fatigue and lactic acid buildup, appropriate massage on the muscle pain area can relieve muscle spasm and tension, and promote the absorption of local lactic acid, thus relieving muscle pain. 3. Ice and hot packs: muscle soreness within 72 hours can be ice packs, reduce muscle swelling, congestion and local edema, relieve pain, 72 hours later can be hot packs, promote local blood circulation, accelerate the repair of damaged parts, promote the absorption of lactic acid. Muscle soreness after dancing may also have other reasons, if the soreness symptoms are serious or long time does not relieve, should consult a doctor in time to avoid delaying the condition.