Some might feel like milk makes them bloat or leaves them feeling too acidic to properly workout.

Salty foods like potato chips, nuts and processed meats contain plenty of sodium and that could disrupt the fluid balance in your body causing you to get headaches or feeling bloated because of water retension.

Eating spicy foods just before a workout could cause a heartburn.

Certain breads and pastries use too much butter making you feel heavier than you should during your workout.

If you still need your caffeine and metabolism boost, stick to getting an Americano instead of a latte or cappucino. The added calories won’t do much good for your workout.

Energy drinks high in sugar can cause you to feel bloated and raise your sugar levels up so you feel a certain sugar high but once that sugar high runs out, you’ll feel tired instantly.

Despite how avocadoes are amazing foods, they tend to contain a lot of fat and fibre than can make digestion slightly difficult so you might feel more lethargic.

Juice might seem like a good idea but it actually contains more sugars than you know. So, it’s best to eat your fruits instead of juicing them.

Broccoli contains indigestible carbs that can cause bloating and gassiness to happen.

Much like broccoli, bell peppers also contain a high amount of indigestible carbs.