People who eat at fast-food restaurants are consuming significantly more calories than they realize — and teens are the worst offenders, a new study found.

If you’re on a quest to shed pounds or maintain a healthy weight, getting through a holiday weekend can feel like navigating an obstacle course. Memorial Day is particularly challenging for many of my clients, as it marks the start of both bikini and BBQ season (sigh).

With less than 29 days left until summer, you’ve got to tone up fast. It’s time to learn about Tabata, a Japanese method of training with sessions that’s based on timing instead of counting reps and is absolutely perfect for scorching fat and getting toned up for the summer. Tabata is known for improving performance and muscle tone.

These fab fitness tricks can help ramp up your body to burn more calories throughout the day. Add these activities into your everyday fitness routine, and they’re sure to add up to some big results!

I love freshly pressed juice. Drinking a brightly-colored, nutrient-rich glass of it instantly gives me a natural pick-me-up. With that said, here’s a delicious juice recipe that will give you energy and make you feel a little bit healthier, starting with your very first sip

Every time we eat or drink, we can thank our metabolism for converting all those calories into energy. Our size, gender, and age all factor into our metabolic rate, but there are also ways to independently control its speed. And the faster our metabolism, the more calories we burn off, making that Krispy Kreme breakfast no longer such a big deal. (OK, the donut probably still isn’t the best idea.) Here are 11 ways to keep that body burning:

People who grocery shop when hungry tend to load up their carts with higher-calorie foods and more of them, a new study suggests. Not only does that affect the meal they will be eating at home that night, but their meals throughout the week, according to researchers Brian Wansink and Aner Tal, with the Food and Brand Lab at Cornell University.

“You’re not tired! You’re not tired!” says Chalene Johnson, as she starts another set of high-intensity exercises. She’s tiny, blonde, and has the body I want to have. I am tired, but I follow her lead—a breakthrough since I’m watching her fitness DVD, an advanced cardio program called TurboFire, and there’s no one in the room forcing me to do so.

Over the years, many of my clients on quests to eat healthier and lose weight have told me, “I do great all day, but at night, everything just seems to fall apart.”

Weight loss can start with a healthy diet and an intense cardio plan, we all know that. But don’t factor out those low-intensity workouts just yet. Yoga, for example, can help, too. A new at-home yoga DVD lead by NYC-based yoga instructor Colleen Saidman, takes users through three 20-minute intervals of yoga poses that help promote weight loss.