Experiencing nausea during or after exercise is more common than many people realize. Experts say it often happens when blood flow is redirected away from the digestive system to support working muscles, making the stomach more sensitive. Other common triggers include dehydration, exercising too soon after a large meal, low blood sugar from working out on an empty stomach, and high-intensity training sessions. Fortunately, simple adjustments such as staying hydrated, eating a light carbohydrate-rich snack before exercise, and gradually increasing workout intensity can help prevent symptoms. However, persistent nausea or symptoms accompanied by chest pain, fainting, or severe breathlessness should be evaluated by a healthcare professional.
Read more at Firstpost