When breathing becomes shallow and rapid, it signals the body to enter fight-or-flight mode, causing a spike in blood ...

The best breathing exercises include deep breathing ... So, you should only attempt this while sitting or lying down in a safe environment. How to do it: According to Smith, a Wim Hof instructor ...

recommends practicing while lying down. Although you can do it sitting up, poor posture while sitting can make diaphragmatic breathing more difficult to do correctly, she says. If you feel ...

As you breathe out, tighten your abdominal muscles. Your hand should feel your belly go back down as you exhale. You can do this laying down or sitting up, aim to do it 5 to 10 minutes at a time ...