I was raised in the 'old school' when drinking milk was recognized as the only source for calcium...
"Drink your milk, so your bones will grow big and strong."
Back then, dairy was raw and nutritious. It came from grass fed cows that grazed in the fresh air and pastures.
Now we live in an era when dairy is pasteurize, homogenized and 98-100% of the cream has been removed. This brings up a very controversial question: