IE 11 is not supported. For an optimal experience visit our site on another browser.

Stephanie Mansour

Stephanie Mansour is a contributing health and fitness writer for TODAY. She is a certified personal trainer, yoga and Pilates instructor and weight-loss coach for women. She hosts “Step It Up with Steph” on PBS. Join her complimentary health and weight-loss challenge and follow her for daily inspiration on Instagram and in her new app.

Stephanie Mansour is a contributing health and fitness writer for TODAY. She is a certified personal trainer, yoga and Pilates instructor and weight-loss coach for women. She hosts “Step It Up with Steph” on PBS. Join her complimentary health and weight-loss challenge and follow her for daily inspiration on Instagram and in her new app.

Latest from Stephanie Mansour

Low weight high reps vs. high weight low reps: What's the best way to strength train?

Is is better to lift low weight and high reps or high weight and low reps when strength training? What to do if your goal is to lose weight or build strength.

There are 2,000 steps in a mile. But here's why taking more may be healthier

There are approximately 2,000 steps in a mile, which makes 10,000 steps about 5 miles. Learn the factors that affect how many steps are in a mile.

How many days a week should I work out to lose weight and build muscle?

How many times should you work out a week to build muscle? How many times a week should you work out to lose weight? Experts recommend 5, 30-minute workouts per week.

5 best exercises for weight loss that burn major calories

The best workout to lose weight is a combination of cardio exercise and strength training. These are the best exercises for weight loss and faster metabolism.

15 dumbbell back exercises that improve posture and relieve pain

Strengthen back muscles, prevent back pain and improve posture with these 15 dumbbell back exercises like shoulder shrugs, good mornings and Romanian deadlifts.

20 calf exercises to strengthen and tone your calves with no equipment

Learn calf muscle anatomy and the best calf exercises for your leg workout to improve strength, balance, stability and to run faster, according to a personal trainer.

9 oblique exercises for strong abs and a slimmer waist

The two oblique muscles are the internal and external obliques. They're important for core stability and a slimmer waist. Try the 9 best oblique exercises.

16 best hamstring exercises to tone your legs and protect the knee joint

These hamstring exercises at home with no equipment will tone the legs. Hamstring exercises and stretches include good mornings, glute bridges and side lunges.

3 high-protein meals a personal trainer swears by

If you need to eat more protein, these 3 high-protein meals for weight loss will help you lose weight, build muscle and increase your metabolism.

22 best back exercises to improve posture and reduce pain

The best back strengthening exercises you can do to reduce low back pain and strengthen your core using dumbbells or bodyweight.

The 10 best tricep exercises to tone the back of your arms

These dumbbell exercises are effective tricep workouts that will tone and strengthen your arms.