How many hits to the head does it take for CTE to manifest?

FORBES: Is Football Giving Me Brain Damage? New Scan Opens Door to Self-Testing

So if you are planning to take money out at the airport - whether it is a UK or international airport - head over to the ATM and walk straight past the bureau de change counter.

BBC: Travel money: When is the best time to buy?

It vowed to take the fight to CITES. Sergi Tudela, WWF's head of fisheries in the Mediterranean, said the announced reduction was an arbitrary political measure for one year.

ECONOMIST: Tuna fishing

And it was as head of the state Baptist convention that Huckabee decided to take on Bumpers, one of Arkansas' most popular politicians.

NPR: First Race Teaches Huckabee to Trust His Instincts

It has decided to immediately take any child with a head or neck injury out of the game, and to require a doctor's note to allow that child to play again.

CNN: Make football safe for our kids

"Take your head out of the sand and face up to reality because it will hit you between the eyes like a steam train if you don't wake up to it, " he said.

BBC: Elderly care: Norman Lamb urges greater family role

He told the Reuters news agency that it could take "many months" to find a new head.

BBC: NEWS | Technology | Second Life creator changes role

Yes, start-ups are lean and should operate with prudence, but until you take a bold action to transport your idea from your head to the real world, it really is just an idea.

FORBES: 4 Ways to Know it's Time to Pursue Your Business Idea

"It's just going to take a long time, " said Cristin Burtis, head of the Office of Citywide Event Coordination and Management.

WSJ: Bathrooms' Long Trek to Replace Sandy-Wrecked Facilities

While HP claims to have a years-long head start with the technology, Milunovich says it may take that long for HP's new technology to trickle down to mainstream price points.

FORBES: HP Finally Delivers On 'Invent'