The 10 Unhealthiest Fast-Food Hamburgers (Slideshow)

Even a single patty on a bun can be bad for you

10) Burger King: Hamburger

Calories: 220
Fat: 10 grams
Sodium: 440 milligrams
Saturated Fat: 3 grams
Cholesterol: 25 milligrams

9) McDonald's: Hamburger

Calories: 250
Fat: 9 grams
Sodium: 480 milligrams
Saturated Fat: 3.5 grams
Cholesterol: 25 milligrams

8) Wendy's: Jr. Hamburger

Calories: 250
Fat: 10 grams
Sodium: 600 milligrams
Saturated Fat: 4 grams
Cholesterol: 40 milligrams

7) Steak 'n Shake: Single Steakburger

Calories: 280
Fat: 11 grams
Sodium: 310 milligrams
Saturated Fat: 4.5 grams
Cholesterol: 30 milligrams

6) Hardee's: Small Hamburger

Calories: 280
Fat: 12 grams
Sodium: 630 milligrams
Saturated Fat: 3.5 grams
Cholesterol: 30 milligrams

5) In-N-Out: Hamburger with Onion; Mustard and Ketchup Instead of Spread

Calories: 310
Fat: 10
Sodium: 730 milligrams
Saturated Fat: 4 grams
Cholesterol: 35 milligrams

4) Whataburger: Whataburger Jr.

Calories: 330
Fat: 16 grams
Sodium: 870 milligrams
Saturated Fat: 6 grams
Cholesterol: 35 milligrams

3) Shake Shack: Single Hamburger

Calories: 360
Fat: 17 grams
Sodium: 460 milligrams
Saturated Fat: 7 grams
Cholesterol: 75 milligrams

2) Fatburger: Small Fatburger

Calories: 400
Fat: 21 grams
Sodium: 1,080 milligrams
Saturated Fat: 6 grams
Cholesterol: 55 milligrams

1) Five Guys: Little Hamburger

Calories: 480
Fat: 26 grams
Sodium: 380 milligrams
Saturated Fat: 11.5 grams
Cholesterol: 65 milligrams