Many times it happens with people that they feel weak while exercising in the gym and feel dizzy after exercising. This can happen when you lack energy and you are exercising by forcing yourself mentally. This problem is more common in people who exercise on an empty stomach, which is wrong.
We have to understand the needs of our body. You need energy to exercise, so for this you also have to pay attention to the source of energy. Therefore, half an hour before coming to the gym, you must eat something and something that can give you energy. This is what we call pre-workout. Pre-workout nutrition gives you enough energy for high intensity exercise. Here are some foods, which if eaten half an hour before exercise will give energy.
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People do not eat bananas for fear of gaining weight, but let us tell you that banana is the best pre-workout and also the best source of energy. It is a good source of carbohydrates, which provides energy quickly.
Oats

You can also eat boiled oats in pre-workout nutrition. The carbohydrates present in it release energy slowly, which gives you energy for a long time. It also maintains good digestive health.
Greek Yogurt

Greek yogurt is a good source of protein and a good pre-workout. The carbs in it help in giving an instant boost of energy.
Apple

Apples are a great option to eat before exercise. They contain natural sugar, fiber and many vitamins, which help to increase energy.
Peanut Butter

Peanut butter is also a great pre-workout food. It is a good source of protein, healthy fats and some carbohydrates, which gives you energy for high-intensity workouts.
Disclaimer: This article is for general information only. It cannot in any way be a substitute for any medicine or treatment. Always consult your doctor for more information.