How many neurons are in the human brain?
The human brain contains about 86 billion neurons.
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- Is broken heart syndrome real?
“Broken heart syndrome is a real condition in which intense stress temporarily weakens the heart muscle.”
Reference: American Heart Association
More from this shelf
How many times does the heart beat in a lifetime?
The heart beats about 100,000 times a day and more than 2.5 billion times over an average lifetime.
Breast implants are at best a short-term improvement
Health regulators estimated that up to 93 percent of silicone breast implants ruptured within 10 years.