Turn on 2-Step Verification. When you enable 2-Step Verification (also known as two-factor authentication), you add an extra layer of security to your account. You sign in with something you know (your password) and something you have (a code sent to your phone). Go to the 2-Step Verification page. You might have to sign in to your Google Account.
Lung function will also be affected by, or co-vary, with other factors, such as smoking and chronic respiratory diseases. However, the relationships between these variables are not always obvious as some smokers never develop symptoms and lung function decline, while some never smokers become ill, etc [1, 2].
The close connection between the heart and lungs means that breathing problems can be caused by issues in either the heart or lungs, or both. Pay attention to breathing and heart functions. Remember that both the heart and lung can be sources of breathing problems. See the doctor when something does not seem right. Symptoms Of A Heart/Lung Condition Can Include: 1  unexplained shortness of breath. 2  low oxygen levels. 3  chest pain. 4  near-fainting/fainting. 5  fatigue. 6  palpitations. 7  heart failure.