Danielle Zickl
Freelance Writer
Danielle Zickl is a freelance writer who has 10 years of experience covering fitness, health, and nutrition. She's a graduate of Ithaca College. You can find her work here on Women's Health, and in many other publications including PS, SELF, Well+Good, Runner’s World, Outside RUN, Peloton, Men’s Fitness, and more.
Here’s why your face turns red during a run
Ever wondered why your face resembles a tomato when you run? Dermatologists explain the science behind the redness and share tips on how to alleviate it
The 4 best fartlek workouts for beginners
Interval training isn’t just for advanced runners—new runners can also benefit from “speed play.”
V-up variations to build core strength and stability
All you need is your own bodyweight to make this an effective workout
What is metabolic conditioning and should I add It to my training?
If you want to get faster and prevent injury, these workouts are worth considering.
Build power, speed, and efficiency with this 20-minute weighted ab workout
Plus, how to choose the right amount of weight for your ability.
A hip workout for injury prevention and better running efficiency
While it’s easy to remember to work large muscle groups, we often forget that our hips are equally as important.
No, lifting won’t make you bulky. So pick up those weights!
'There’s something so satisfying about a hard lift ... that’s different from running.'
This dumbbell leg workout builds serious lower-body strength
Powerful legs equal faster speeds.
How to master a plank (plus a circuit of plank variations to try!)
Fire up your core and challenge both your upper and lower body on the mat for faster, more efficient miles.
4 Russian twist variations to fire up your obliques
Build the core strength and power necessary to improve running speed and efficiency on flat ground and hills alike.
Should I run before or after my workout?
Believe it or not, you can do both and still be able to move. You just need to schedule your workouts the right way.
Boost your power, strength, and speed with this at-home workout
This combination of cardio and strength exercises will help you shave seconds off your pace.
Hone your stability and strength with this 15-minute circuit
All you need is 15 minutes of time, a set of dumbbells, and a mini band.
This home workout builds both stability and strength in just 15 minutes
Each exercise was strategically selected by Tinman Elite trainer Chris Lee to help you run faster.
End your next run with a cardio-strength finisher
Tinman Elite trainer Chris Lee leads you through this workout that boosts running speed and power.
Why do my hands swell when running?
Get advice on this common hot weather problem.
This easy ab workout is the perfect addition to your strength routine
Just because this core circuit isn’t hard to follow along with doesn’t mean you won’t feel it the next day.
People with this personality trait are more likely to hit their exercise goals
Here are three ways to help execute it in your daily life.
Add this total-body resistance band workout to your cross-training routine
Activate the muscles you need to ride strong in less than 30 minutes.
The benefits of Omega-3s include protecting your brain from air pollution
Yet another reason this healthy fat belongs in your diet, new research suggests.
This total-body dumbbell workout takes just 20 minutes to crush
Build muscle, get your heart pumping, and boost your overall performance.
This at-home HIIT workout strengthens your core in just 20 minutes
Build muscle and stamina for better performance on the bike.
A 15-minute lower-body workout you can do at home
All you need is these five exercises—no equipment required.
Are potatoes a good source of protein? Well, there’s a catch
Recent research found potato protein isolate is good for your muscles. Here’s what that really means.
Eat breakfast to burn twice as many calories a day
A new study supports why breakfast is called the most important meal of the day for a reason.
8 scissor kicks ab workouts to ease lower back pain
Master the basic movement—and seven other variations—for max comfort on and off the road.
How burnout syndrome can cause an irregular heartbeat
Pushing yourself too hard too fast can affect your ticker in a major way.
Do women really have different heart attack symptoms than men?
A new study looking at patient-reported symptoms yields some surprising results.
The health benefits of exercising through chemotherapy
New research found that being active can help your heart—and help you feel better, too.
The HIIT abs workout you can do in just 10 minutes
You don’t have to spend hours and hours at the gym each day to see results.
How training too hard can push you to make some really awful decisions
When your body is exhausted, your brain might not be able to look at the longterm picture, new research suggests.
Are Clif bars healthy? Here’s everything you need to know
Two registered dietitians explain when it’s best to reach for these bars.