Chest pain, ongoing acidity, weakness, and body pain can sometimes be linked, especially if you are dealing with stress, poor digestion, not enough sleep, anxiety, irregular meals, vitamin deficiency, or fatigue. Acidity and gas can sometimes cause a burning feeling or heaviness in the chest, but if chest pain lasts, it should not be ignored. Heart, lung, muscle, or stomach problems can also cause similar symptoms. Eating on time, avoiding oily or spicy foods, cutting down on tea or coffee, getting enough sleep, and staying hydrated can help reduce acidity and weakness over time. Light exercise and managing stress can also help with body pain and boost your energy. Doctors may suggest medicines for acidity, vitamin deficiency, muscle pain, or anxiety, depending on what is causing your symptoms, but you should only start treatment after a proper check-up. If your chest pain gets worse when you walk, spreads to your arm or jaw, causes sweating, shortness of breath, dizziness, weight loss, or severe weakness, please consult a doctor soon. Medical tests may be needed to find the exact cause.