David Kirsch

I always do some sort of plank exercise - whether it's a regular plank or a side plank, I always incorporate it into my workout. ”

It's true of models in general - I don't think they eat and fuel properly throughout the day. ”

As parents, we have a responsibility to teach our family and our children everything they need to know about good health and eating and movement, and just an everyday healthy life. ”

Despite popular belief that watermelon is made up of only water and sugar, watermelon is actually a nutrient-dense food with a high amount of vitamins such as A and C, minerals such as iron and calcium, and is high in antioxidants. ”

I have both my daughters on gluten-free diets, and you can see the difference. They are only four years old, and it definitely changes their mood. You can see that for sure. ”

When training intelligently, 'one size doesn't fit all.' There are exercises and weights appropriate for some body types, ages, and overall objectives and not for others. ”

For me, the way I go about training all of my clients is by using short bursts of interval training - it's the most effective for burning calories as well as for cardiovascular health and making you stronger. ”

I like quick and efficient circuit training. ”

Women can overdo it in their commitment to muscle development. ”

January is the best time of year for gym owners. You all come. It's great! And then, by Valentine's Day, you're not coming in anymore. ”