What Your Body Does When You're Drowning😨

Hemoglobin carries oxygen to your body’s organs. When levels drop too low, your heart and lungs have to work overtime to keep you alive. Symptoms of dangerously low hemoglobin may include: -Severe fatigue -Shortness of breath -Dizziness or fainting -Rapid heart rate -Chest pain -Pale skin Common causes: -Gastrointestinal bleeding -Heavy menstrual bleeding -Bleeding ulcers -Certain cancers -Severe iron deficiency A hemoglobin of 4–5 g/dL can be life-threatening and often requires urgent evaluatio

Thiruvarur 4 Way Bypass | "திருவாரூர் 4 வழிச்சாலை பைபாஸ் திட்டத்திற்கு ரூ.1,427 கோடி ஒதுக்கீடு"

How Bypass Surgery Is Actually Done

How Submarines Make Breathable Air Far Below the Ocean

What if Oxygen disappeared for 5 seconds 🤯 #shorts