Why do you cry when you cry?

A father and son are about to have their first baby.

A baby who will one day grow up to become an oilfield engineer.

A new, caring family.

In the weeks leading up to the birth, the parents are struggling to get their life together, to start to raise their families.

But their efforts are not enough to save their home.

They will need a special blood-measuring instrument.

So how does it work?

What’s it like to measure blood?

Are there any health risks?

How can it be used safely?

This article originally appeared on The Lad and is reprinted with permission.