Not all diets are healthy.

Heres how to learn to spot a fad diet from one thats nutritionally sound.

In other words, your diet is how you fuel yourself on a daily basis.

a photo of a broken plate and scattered fork and knife

Photo: Getty Images

It’s important to recognize your individual genetic blueprint.

Body diversity exists," Bremer says.

You’ll likely be much happier and healthier if you embrace a lifestyle that feels sustainablenot like a stretch.

The last question (whether this is sustainable for you) is critical.

“We know that yo-yo dietinglosing and gaining weight again and againis not good for overall health.

It’s much healthier to keep a consistent weight over time,” Largeman-Roth adds.

The South Beach Diet maxes out at 28%.

“Carbohydrates are often villainized.

Atkins Diet

Atkins made waves in the late 1990s and early 2000s as the originallow-carb diet.

It also limits manyhealthy plant-based foods.

In turn, you may not get all the vitamins, minerals and fiber you need.

“That means you could’t eat any other carbs that day, including fruits and vegetables.”

Processed foods, sweetened drinks, sugar, dairy and grains are off the table.

Check out ourcomplete paleo foodslist for the full rundown.

The Paleo diet cuts out ultra-processed foods, which is beneficial for health.

So how does it work?

Proponents believe that an ingredient’s natural enzymes are destroyed when heated above that level.

Some versions arecompletely vegan, while others include raw eggs and dairy.

To go macrobiotic, load up on whole grains, legumes and seasonal veggies.

Fish, dairy, eggs, poultry and red meat are OK but only occasionally.

“On its face, this is a very healthy diet with heart-health benefits.

The guiding force behind this diet plan is to eat foods that fill you up with fewer calories.

Fruits, vegetables, whole grains and low-fat dairy products are mainstays.

And there are plenty of reasons not to count calories.

“Food is fuel as well as culture and a social factor in our lives,” Bremer continues.

It’s thesustainable factorthat’s key.

There’s no “finish line” for feeding your body well.

They have plenty of proteins, whole grains, fruits, vegetables and healthy fats,” Rizzo says.

That’s a healthier, happier way to diet.

Fad diets often prioritize short-term goals over long-term health.

Just as fashion fads come and go (are we wearing skinny jeans or wide legs now?

), so do diets.