Pain in the middle of the chest after lifting heavy objects is most often caused by strains in the soft tissues or joints of the chest, and if the pain is caused by a recent injury, cold compresses can be applied first, usually with ice or a mixture of ice and water applied externally, and it is recommended that a layer of cotton cloth be placed on top of the skin to avoid frostbite. After 24 hours of injury, the general swelling and pain stabilization, you can do local hot compresses or some physical therapy, such as infrared therapy, microwave therapy or medium frequency pulse electric therapy, can promote local blood circulation, accelerate the elimination of local swelling and pain, but also to speed up the repair of damaged tissue. In addition, you can also apply topical ointment to reduce swelling and pain, activate blood circulation and remove blood stasis to help reduce inflammation and pain. If the pain is more severe, you can take oral non-steroidal anti-inflammatory drugs for pain relief and symptomatic treatment.