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exhale & inhale
You should exhale when lifting and inhale your resetting
Yes, several. Anaerobic exercises are best when you hold your breath. Aerobic weightlifters should exhale as they push through the range of motion, and inhale as they reset; if they pause before changing directions, the inhale can be done at the rest, and another exhale during the reset. Aerobic cardiovascular exercise (jogging, etc) should have a deep, rhythmic breathing pattern.
Inhale, exhale about half of that and squeeze the trigger
Exhale while sitting up and inhale while going back down.
Carbon Dioxide: Is a compound, which is made up of one carbon atom and two oxygen atoms. Its atomic mass is 44 amu. Plants inhale carbon dioxide during the day and exhale it during night time. All animals exhale it at all times. Oxygen: Is an element, which exists as gas of diatomic molecules (a molecule made up of two atoms of the same element.). It's atom's mass is 16 amu, and mass of the diatomic molecule is 32 amu. Plants exhale it during the day and inhale it during night. All animals inhale it at all times. For other technical differences, you should check other websites :)
Inhale and exhale whenever you need to. If your workout involves swimming, you may need to hold your breath when under water. If your workout involves lifting weights, you may find it helpful to inhale just before lifting. But in general, you should simply breath normally.
You exhale during the hard motion of the exercise, so if dumbell curling exhale during lifting it up, and inhale bringing it down. If you do that wrong you can develop hernia's where lifting heavy weights your intestines can come at you anal.
The sides of the mask should dimple inwards when you inhale sharply. And bulge slightly when you exhale. That is for the N95 Respiraotor Masks we have here anyway.
Proper diaphragmatic breathing involves distending the abdomen during inhalation. Lie comfortably on your back and put one hand on your abdomen and the other on your chest and inhale. If your chest rises first, you're doing it incorrectly. The abdomen should rise first and continue rising upward. Inhale in one continuous and effortless motion. When you exhale the chest should deflate first, followed by the abdomen, again effortlessly. it's important to be calm when doing this. Do not exert too much effort in doing so.
A good way to control your emotions, especially about cheerleading, would be to inhale deeply and exhale slowly. Do this a few times, it should help you to relax a bit.
This is commonly recommended for any sort of disciplined breath exercise but what is the scientific explanation for this traditional teaching? It seems to me if you inhale through the nose to filter particles, you should also exhale through nose to blow them out, rather than have them work their way in on each further inhale. Plus exhaling through the nose will keep you nose moist from water vapor from lungs.