Smoking raises spouse's stroke risk

Non smokers married to smokers have a greatly increased chance of having strokes, according to US study published showing another hazard from second hand smoke.

Vitamin A promotes cancer growth

Vitamion A can push breast cancer cells to form blood vessel, promoting tumour growth in patients.

Bill Gates wants India to quit smoking

Taking on cigarette gaints that are aggressiely targeting developing countries, billionaries Bill Gates and Michael Bloomberg have jointly pledged USD 500 million for a massive anti-smoking campaign with special focus on India and China.