The chair of the Royal College of Physicians' tobacco advisory group, John Britton, says the RCP is calling on MPs to support "this important health amendment".
The evidence shows the importance of protecting children from passive smoking, and cars are still a major area of exposure.
Such exposure is widely associated with adverse health effects, including an increased risk of respiratory and allergic symptoms. That is why the RCP is calling on MPs to support this important public health amendment.
But pro-smoking groups have said the restriction would be an "unnecessary intrusion into people's private lives.
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Despite the sunshine in short supply in the places the next few days - it stays warm and a little humid and close in places.
The surfer was at a popular tourist beach in Costa Rica when the crocodile attacked and bit him several times in the leg and head.
After a mild and quiet night, the best of the sunshine will be across the south east.