Toronto Star

How to improve your most basic instinct,

Eliminate carbon dioxide and bring in oxygen efficientl­y by learning how to improve our most basic instinct

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Breathing is simple, right? We all do it, a dozen times a minute, at least. Even a newborn baby can do it.

But that most basic of human processes can be improved upon, so we get more out of it.

“Breathing well, in my view, is using your lungs to their best capacity to bring in oxygen most efficientl­y,” explains Dr. Sumita Khatri, a pulmonary physician and co-director of the Asthma Center at Cleveland Clinic in Ohio. There is no singular “best” way to breathe. “When you need more (oxygen), you do more deep breathing rather than shallow,” she says. “It’s also a matter of you getting rid of carbon dioxide. Oxygen comes in to create energy and you’re creating waste carbon dioxide. Breathing deeply allows that carbon dioxide to be eliminated. You don’t have to breathe deeply all the time. (But) it’s more efficient slow and deep than fast and shallow.”

Dr. Ingrid Yang of Chicago, a yoga instructor and author who specialize­s in physical medicine and rehabilita­tion, says that how we breathe is activityde­pendent. Running or gymnastics requires one type of breathing, yoga another. Still, she says, breathing is always there, “and that is the magic of it. Even when we are sitting in front of our computers at work, or waiting for the doctor to call, or on a first date, it is always there for us to come back to and focus upon, so it brings us into our bodies, our moments and invites in a sense of well-being if we will allow it in.”

Here is advice from the experts on optimal breathing: Getting the most: Khatri says that we use only 75 per cent of our lung capacity. “One of the things we don’t realize is our lungs have a great deal of reserve. We may get short of breath (when we exercise), but our lungs are not limiting our capacity.”

If a person keeps everything else healthy — eats right, maintains a good weight, exercises, pays attention to environmen­t — the lungs can step up and do even more, she says.

She also points to the discipline of yoga, in which breath control is emphasized along with the body movements. “You learn strengthen­ing of the shoulder and chest muscles,” Khatri says, “which also affects breathing.” Be aware, feel the flow: The first step to better breathing is to become aware of your breath. Realize how your diaphragm is performing as you inhale and exhale, Yang says. You’ll become used to the idea that when the diaphragm contracts and the lungs fill, the abdomen expands as well. Depending on your posture, you may also feel the expansion of your rib cage along the sides and even along the back. “In the process of training your body to breathe, you are simply learning to recognize the signs of good breathing and feel the flow of the breath in an unbroken, relaxed stream,” she explains. Yoga: In basic yoga breathing, there are four stages, according to Yang.

The first is inhalation, or puraka, when you draw in air smoothly and continuous­ly in a single inhalation through the nose. The second is a pause after inhaling, or abhyantara kumbhaka. During that stage, the air is being retained in the lungs without any movement. “Beginners may try hard as to not breathe during the pause, motionless,” Yang says.

The third stage is exhalation, or rechaka, which also should be smooth and continuous and through the mouth. Yang says this is easier than inhalation because the first stage requires some muscle energy; this stage relaxes tensed muscles.

The fourth stage is the pause after exhaling, also known as the empty pause, or bahya kumbhaka, when the person pauses before inhaling again. The empty pause is the end of the cycle and inhaling again begins a new one.

Compromise­d breathing? Khatri says that people with physical limitation­s — asthma, emphysema, chronic obstructiv­e pulmonary disease (COPD) or lung cancer, for example — can improve their breathing and quality of life through a pulmonary rehab program. Types of breath control: “In yoga, we practise pranayama breath (conscious control of the breath),” Yang says. “This is when we use a deep diaphragma­tic breath along with a constricti­on of the pharynx so the length of the breath is elongated. This gives us time to consider our breath, very precisely and consciousl­y, to bring us further and deeper into the present moment.

On the other hand, in meditation, or at least the type that I teach and practice, we practise an ‘easy’ breath: one on which we are not necessaril­y trying to control it — we are simply observing it.” Don’t force it: As people pay more attention to their breath, the length of each breath gets longer as they exercise the muscles — especially the diaphragm — that help them breathe. Use it, work it, and the diaphragm will strengthen and allow for deeper breathing.

 ?? DREAMSTIME ?? Breathing properly means “using your lungs to their best capacity to bring in oxygen most efficientl­y,” a pulmonary physician says. Yoga can help.
DREAMSTIME Breathing properly means “using your lungs to their best capacity to bring in oxygen most efficientl­y,” a pulmonary physician says. Yoga can help.

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