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Among the Flexibility Practice exercises in "Intermediate Yoga," a special health report from Harvard Medical School, is sun breath. The Flexibility Practice routine will help you gain more supple muscles and greater range of motion through various joints. To learn additional intermediate yoga exercises, visit:Ìý

"Intermediate Yoga," a special health report from Harvard Medical School, includes a Strengthening Practice routine with multiple exercises that help develop both mental and physical strength. Among them is "bellows breath." To learn additional intermediate yoga exercises, visit:

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The Energizing Practice routine described in "Intermediate Yoga"—a Harvard Medical School special report—involves vigorous breathing to bring more oxygen to your body and brain. The result: physical and mental energy. Breath of joy is among the featured exercises. To learn additional intermediate yoga exercises, visit:

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"Lion's breath," because of its starting position, is also called "five-pointed star into goddess with lion's breath." It's among the Energizing Practice routines in "Intermediate Yoga," a special health report from Harvard Medical School. To learn additional intermediate yoga exercises, visit:

This example of a Calming Practice yoga exercise can be done any time of day. If you're anxious or worked up over a stressful situation, the ujjayi breath exercise can center and relax you. It's among dozens of exercises featured in "Intermediate Yoga," a special health report from Ì첩ÌåÓý Publishing. To learn additional intermediate yoga exercises, visit:

The pleasure of eating a candy bar lasts but a few minutes. Burning off the calories it delivers can take nearly an hour. So this is definitely not a simple way to lose weight!Ìý

To lose one pound by exercising, you need to burn approximately 3,500 calories. It can take days of moderate exercise to do this. A better strategy for weight loss involves a two-pronged approach: exercising and cutting calories.

Weight loss can be challenging, but there are some strategies for success.

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If you're struggling to lose weight, you probably feel like the odds are stacked against you. You're not necessarily wrong.

"There is so much great-tasting food, and it's abundant and in your face all the time. To me it's kind of a miracle that people aren't even heavier than they are," says Dr. Meir Stampfer, a professor of epidemiology and nutrition at the Harvard T.H. Chan School of Public Health. In addition to an abundance of food, most people today also have a far more sedentary lifestyle than past generations. "Even active people who exercise a lot aren't expending the calories their ancestors did," says Dr. Stampfer.

On call

Q. I have just recovered from the flu. How soon can I resume exercise again and can I go straight back to my previous routine?

A. The recommendations about when to return to exercise after respiratory infections, such as the flu, colds, or bronchitis, are vague. One major reason is that each person's response to illness is so variable. But here is my general advice.

The basic practice yoga exercises in "Intermediate Yoga"—a special health report from Harvard Medical School—includes sun salutation. Within this three-minute routine, you'll assume multiple positions, including lunge, plank, child's pose, upward-facing dog, downward-facing dog, and forward fold. To learn additional intermediate yoga exercises, visit:

Harvard Medical School's "Intermediate Yoga" health report offers one routine known as Balance Practice. Among the exercises described is "alternate-nostril breath." This deep breathing exercise takes just a minute, but it helps balance both mind and body. To learn additional intermediate yoga exercises, visit: