Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
It is possible to go blind from smoking too heavily.
50
The human brain uses approximately as much energy as a 10 watt light bulb.
120
On average, there's 100 billion neurons in the human brain.
83
If you stop working out, it takes twice as long to lose strength than it took to gain it.
16
The average tastebud lives only 10 days before it dies and is replaced by a new one.
15
There's 100 trillion good bacteria living in your body.
17
When a person dies, hearing is usually the last sense to go.
124