Malaysian Chinese faith healer Tan Giak Ann talks to a patient at a temple in Kuala Lumpur October 13, 2010. Faith healing continues to find favour in this mainly Muslim country, underscoring the tension between tradition and modernity in Malaysia, a melting pot of Asian cultures with a long history of alternative medicine. Though uncommon, the continued use of exorcists and bomoh, or faith healers, has in part led the government to draft a law to regulate practitioners of traditional and complementary medicine. Photo taken October 13, 2010. To match Reuters Life! MALAYSIA-FAITH-HEALERS/ REUTERS/Bazuki Muhammad (MALAYSIA - Tags: RELIGION HEALTH SOCIETY) 

Malaysia's top Islamic faith healer Haron Din (L) recites Quranic verses onto his patient at his "clinic" outside Kuala Lumpur October 5, 2010. Faith healing continues to find favour in this mainly Muslim country, underscoring the tension between tradition and modernity in Malaysia, a melting pot of Asian cultures with a long history of alternative medicine. Though uncommon, the continued use of exorcists and bomoh, or faith healers, has in part led the government to draft a law to regulate practitioners of traditional and complementary medicine. Photo taken October 5, 2010. To match Reuters Life! MALAYSIA-FAITH HEALERS/ REUTERS/Bazuki Muhammad (MALAYSIA - Tags: RELIGION HEALTH SOCIETY) 

A man stands at his traditional-medicine stall at a market in Maputo September 28, 2010. REUTERS/ Goran Tomasevic (MOZAMBIQUE - Tags: SOCIETY HEALTH) 

A man receives rolled cannabis from a distribution center run by the Tikun Olam company in Tel Aviv August 23, 2010. In conjunction with Israel's Health Ministry, the company currently distributes cannabis for medicinal purposes to over 1800 people to help relieve pain caused by various health conditions. REUTERS/Nir Elias (ISRAEL - Tags: HEALTH SOCIETY) 

A worker touches a cannabis plant at a growing facility for the Tikun Olam company near the northern city of Safed August 22, 2010. In conjunction with Israel's Health Ministry, the company currently distributes cannabis for medicinal purposes to over 1800 people to help relieve pain caused by various health conditions. Picture taken August 22, 2010. REUTERS/Nir Elias (ISRAEL - Tags: HEALTH SOCIETY) 

A man holds the hand of his cancer-stricken father as he smokes cannabis for the first time after receiving it from the Tikun Olam company in Petah Tikva near Tel Aviv August 23, 2010. In conjunction with Israel's Health Ministry, the company currently distributes cannabis for medicinal purposes to over 1800 people to help relieve pain caused by various health conditions. REUTERS/Nir Elias (ISRAEL - Tags: HEALTH SOCIETY) 

A variety of medical marijuana products are shown in a dispensary in Oakland, California June 30, 2010. Picture taken June 30, 2010. REUTERS/Robert Galbraith (UNITED STATES - Tags: SOCIETY) 

Richard Lee, founder of Oaksterdam University, inspects a marijuana bud in Oakland, California June 30, 2010. Picture taken June 30, 2010. REUTERS/Robert Galbraith (UNITED STATES - Tags: SOCIETY) 

Small marijuana plants, available for sale, are shown in a medical marijuana dispensary in Oakland, California June 30, 2010. Picture taken June 30, 2010. REUTERS/Robert Galbraith (UNITED STATES - Tags: SOCIETY) 

Marijuana buds, including their cost and degree of potency, are shown in a medical marijuana dispensary in Oakland, California June 30, 2010. Picture taken June 30, 2010. REUTERS/Robert Galbraith (UNITED STATES - Tags: SOCIETY) 

A worker weighs Chinese herbs as she prepares prescriptions at Beijing's Capital Medical University Traditional Chinese Medicine Hospital April 6, 2010. The hospital distributes around 20,000 doses of their herbal medicine daily, which amounts to more than five tonnes of ingredients. Traditional Chinese medicine practitioners are offering their treatments as an alternative to vaccinations after a series of health product safety scandals in China over the past few years. China's Health Ministry announced today an immediate investigation into bad vaccines that have been blamed for the deaths of four children in northern Shanxi province. China, often called the world's factory, is struggling to convince a sceptical domestic and global audience it has won a battle to improve safety standards. The world will mark World Health Day on April 7. REUTERS/David Gray (CHINA - Tags: SOCIETY HEALTH BUSINESS) 

A worker prepares prescriptions at Beijing's Capital Medical University Traditional Chinese Medicine Hospital April 6, 2010. The hospital distributes around 20,000 doses of their herbal medicine daily, which amounts to more than five tonnes of ingredients. Traditional Chinese medicine practitioners are offering their treatments as an alternative to vaccinations after a series of health product safety scandals in China over the past few years. China's Health Ministry announced today an immediate investigation into bad vaccines that have been blamed for the deaths of four children in northern Shanxi province. China, often called the world's factory, is struggling to convince a sceptical domestic and global audience it has won a battle to improve safety standards. The world will mark World Health Day on April 7. REUTERS/David Gray (CHINA - Tags: SOCIETY HEALTH BUSINESS) 

Homeopathic calmative drops and a glass of water are pictured in front of Swiss Interior Minister Pascal Couchepin during the debate on complementary medicine in the Council of State during the autumn parliament session in Bern September 22, 2009. REUTERS/Pascal Lauener (SWITZERLAND) 

A combo of four pictures shows Swiss Interior Minister Pascal Couchepin adding some homeopathic calmative drops to his glass of water, drinking it and reacting, during the debate on complementary medicine in the Council of State during the autumn parliament session in Bern September 22, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS IMAGES OF THE DAY) 

Swiss Interior Minister Pascal Couchepin adds some homeopathic calmative drops to his glass of water, during the debate on complementary medicine in the Council of State during the autumn parliament session in Bern September 22, 2009. REUTERS/Pascal Lauener (SWITZERLAND) 

Women prepare Traditional Chinese medicines at a hospital in Shanghai July 3 2009. REUTERS/ Nir Elias (CHINA HEALTH) 

A woman prepares Traditional Chinese medicines at a hospital in Shanghai July 3 2009. REUTERS/ Nir Elias (CHINA HEALTH) 

A boy swallows a live fish that has been dipped in homemade medicine during a camp in the southern Indian city of Hyderabad June 8, 2009. Every year in June, the Bathini Goud brothers from Hyderabad draw thousands to their camp to take part in the administering of the fish medicine, which they believe would cure them of asthma and respiratory problems. REUTERS/Krishnendu Halder (INDIA HEALTH SOCIETY) 

A woman swallows a live fish that has been dipped in homemade medicine during a camp in the southern Indian city of Hyderabad June 8, 2009. Every year in June, the Bathini Goud brothers from Hyderabad draw thousands to their camp to take part in the administering of the fish medicine, which they believe would cure them of asthma and respiratory problems. REUTERS/Krishnendu Halder (INDIA HEALTH SOCIETY) 

Swiss Minister of Justice Eveline Widmer-Schlumpf (L) speaks to media next to Swiss Interior Minister Pascal Couchepin during a news conference after the Swiss national vote on the introduction of biometric passports and on complementary medicine in Bern May 17, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS ELECTIONS) 

Swiss Minister of Justice Eveline Widmer-Schlumpf (L) talks to media as Swiss Interior Minister Pascal Couchepin follows her speech after the Swiss national vote on the introduction of biometric passports and on complementary medicine in Bern May 17, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS ELECTIONS) 

Swiss Interior Minister Pascal Couchepin speaks to media after a news conference after the national vote on complementary medicine in Bern May 17, 2009 REUTERS/Pascal Lauener (SWITZERLAND POLITICS ELECTIONS) 

Swiss Minister of Justice Eveline Widmer-Schlumpf (L) listens to Swiss Interior Minister Pascal Couchepin before a news conference after the Swiss national vote on the introduction of biometric passports and on complementary medicine in Bern May 17, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS ELECTIONS) 

Swiss Minister of Justice Eveline Widmer-Schlumpf (L) listens to Buergerlich Demokratische Partei (BDP) President Hans Grunder before a news conference after the Swiss national vote on the introduction of biometric passports and on complementary medicine in Bern May 17, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS ELECTIONS) 

Swiss Interior Minister Pascal Couchepin speaks during a news conference after the national vote on complementary medicine in Bern May 17, 2009 REUTERS/Pascal Lauener (SWITZERLAND POLITICS ELECTIONS HEADSHOT) 

Swiss Interior Minister Pascal Couchepin looks on during a news conference after the national vote on complementary medicine in Bern May 17, 2009 REUTERS/Pascal Lauener (SWITZERLAND POLITICS ELECTIONS) 

Swiss Minister of Justice Eveline Widmer-Schlumpf (L) talks to Swiss Interior Minister Pascal Couchepin before a news conference after the Swiss national vote on the introduction of biometric passports and on complementary medicine in Bern May 17, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS ELECTIONS) 

Swiss Minister of Justice Eveline Widmer-Schlumpf (L) talks to Swiss Interior Minister Pascal Couchepin before a news conference after the Swiss national vote on the introduction of biometric passports and on complementary medicine in Bern May 17, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS ELECTIONS) 

Swiss Interior Minister Pascal Couchepin gestures during a news conference on the popular vote ' Yes to the complementary medicine' ("Ja zur Komplementaermedizin") in Bern April 9, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS HEADSHOT) 

Thomas Zeltner, Director of the Federal Office of Public Health (BAG) gestures during a news conference on the popular vote ' Yes to the complementary medicine' ("Ja zur Komplementaermedizin") in Bern April 9, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS HEADSHOT) 

Swiss Interior Minister Pascal Couchepin gestures during a news conference on the popular vote ' Yes to the complementary medicine' ("Ja zur Komplementaermedizin") in Bern April 9, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS HEADSHOT) 

Swiss Interior Minister Pascal Couchepin speaks during a news conference on the popular vote ' Yes to the complementary medicine' ("Ja zur Komplementaermedizin") in Bern April 9, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS HEADSHOT) 

Swiss Interior Minister Pascal Couchepin speaks during a news conference on the popular vote ' Yes to the complementary medicine' ("Ja zur Komplementaermedizin") in Bern April 9, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS IMAGES OF THE DAY HEADSHOT) 

Thomas Zeltner, Director of the Federal Office of Public Health (BAG) blows his nose during a news conference on the popular vote ' Yes to the complementary medicine' ("Ja zur Komplementaermedizin") in Bern April 9, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS HEADSHOT) 

Swiss Interior Minister Pascal Couchepin (R) and Thomas Zeltner, Director of the Federal Office of Public Health (BAG) arrive before a news conference on the popular vote ' Yes to the complementary medicine' ("Ja zur Komplementaermedizin") in Bern April 9, 2009. REUTERS/Pascal Lauener (SWITZERLAND) 

Swiss Interior Minister Pascal Couchepin welcomes journalists and photographers before a news conference on the popular vote ' Yes to the complementary medicine' ("Ja zur Komplementaermedizin") in Bern April 9, 2009. REUTERS/Pascal Lauener (SWITZERLAND POLITICS HEADSHOT) 

A man applies mud to his face from a medicinal mud pond at the "Lagoon of Miracles" in Chilca January 20, 2008. The "Lagoon of Miracles" with its distinct greenish colour along with the mud ponds that surround it, is said to cure everything from acne to rheumatism. REUTERS/Enrique Castro-Mendivil (PERU) 

A man covered with mud rests in a medicinal mud pond at the "Lagoon of Miracles" in Chilca January 20, 2008. The "Lagoon of Miracles" with its distinct greenish colour along with the mud ponds that surround it, is said to cure everything from acne to rheumatism. REUTERS/Enrique Castro-Mendivil (PERU) 

A man is covered with mud in a medicinal mud pond at the "Lagoon of Miracles" in Chilca January 20, 2008. The "Lagoon of Miracles" with its distinct greenish colour along with the mud ponds that surround it, is said to cure everything from acne to rheumatism. REUTERS/Enrique Castro-Mendivil (PERU) 

A patient soaks in Naftalan healing oil at a petroleum spa in the town of Naftalan, some 350 km (217 miles) west of Baku, October 12, 2007. Naftalan, a rare type of oil, is used in Azerbaijan to treat arthritis, skin diseases and various other conditions. The town of Naftalan, where the oil originates, runs a special treatment centre that was at the height of its popularity during Soviet times. Picture taken October 12, 2007. REUTERS/David Mdzinarishvili (AZERBAIJAN) 

Haj Mohamed el-Minyawi holds a glass filled with bees whose stings are used as a form of treatment for a variety of ailments in Cairo July 14, 2007. Minyawi believes that the bee stings have special properties, that when used on different parts of the body can cure ailments like kidney problems, appendicitis and even cancer. Minyami has opened his home to public and treats people from all over Cairo. REUTERS/Nasser Nuri (EGYPT) 

Drug addicts take part in a steam bath to detoxify their bodies as a monk keeps watch at the Tham Krabok monastery in Thailand's Saraburi province May 14, 2007. The obscure Buddhist monastery, which advocates a secret herbal potion and ritual vomiting for drug addicts, has become the final source of hope for thousands of Thais and Westerners. Picture taken May 14, 2007. To match feature THAILAND/REHAB REUTERS/Chaiwat Subprasom (THAILAND) 

A monk leads drug addicts at the Tham Krabok monastery in Thailand's Saraburi province May14, 2007. The obscure Buddhist monastery, which advocates a secret herbal potion and ritual vomiting for drug addicts, has become the final source of hope for thousands of Thais and Westerners.
Picture taken May 14, 2007. To match feature THAILAND/REHAB REUTERS/Chaiwat Subprasom (THAILAND) 

Drug addicts take part in a steam bath to detoxify their bodies at the Tham Krabok monastery in Thailand's Saraburi province May 14, 2007. The obscure Buddhist monastery, which advocates a secret herbal potion and ritual vomiting for drug addicts, has become the final source of hope for thousands of Thais and Westerners. Picture taken May 14, 2007. To match feature THAILAND/REHAB REUTERS/Chaiwat Subprasom (THAILAND) 

A monk leads drug addicts through the smoke from a grass fire to a steam bath at the Tham Krabok monastery in Thailand's Saraburi province May 14, 2007. The obscure Buddhist monastery, which advocates a secret herbal potion and ritual vomiting for drug addicts, has become the final source of hope for thousands of Thais and Westerners. Picture taken on May 14, 2007. To match feature THAILAND/REHAB REUTERS/Chaiwat Subprasom (THAILAND) 

Pilgrims line up to receive "miracle pills", which are believed to cure serious illnesses, created by Brazilian Friar Antonio de Sant'Anna Galvao also known as Frei Galvao at the Luz Monastery in Sao Paulo February 28, 2007. Frei Galvao, a Franciscan friar who was born in Guarantingueta near Sao Paulo in 1739 and beatified in Rome in 1998, will be canonized by Pope Benedict XVI during his visit to Brazil next May. REUTERS/Paulo Whitaker (BRAZIL) 

Visitors rub smoke from incense on themselves, believing it can help cure ailments, at the Senso-ji temple in Tokyo February 2, 2007. REUTERS/Kim Kyung-Hoon (JAPAN) 

Complementary therapist Michelle Nixon from Cork, Ireland, massages for disabled girl in an orphanage for mentally ill children near the Belarussian village of Vesnova, 160km (99miles) southeast of Minsk, April 26, 2005. Seven professional nurses representing Ireland's Chernobyl Children's Project International work in the orphanage side-by-side with local staff to allow for a more comprehensive level of care for the children. 

Physiotherapist Louise Callaghan (L) and complementary therapist Michelle Nixon from Cork in Ireland helps disabled boy to stand and walk in an orphanage for mentally ill children near Belarussian village of Vesnova, 160km (99miles) southeast of Minsk, April 26, 2005. Seven professional nurses representing Ireland's Chernobyl Children's Project International work in the orphanage side-by-side with orphanage staff to allow for a more comprehensive level of care for the children. 

Complementary therapist Michelle Nixon (L) from Cork, Ireland, plays with a disabled child in an orphanage for mentally ill children near the Belarussian village of Vesnova, 160km (99miles) southeast of Minsk, April 26, 2005. Seven professional nurses representing Ireland's Chernobyl Children's Project International work side-by-side with orphanage staff to allow for a more comprehensive level of care for the children. 

Complementary therapist Michelle Nixon (L) and nurse Ann Coleman from Ireland help a disabled child in an orphanage for mentally ill children near the Belarussian village of Vesnova, 160km (99 miles) southeast of Minsk, April 26, 2005. Seven professional nurses representing Ireland's Chernobyl Children's Project International work side-by-side with orphanage staff to allow for a more comprehensive level of care for the children. 

Complementary therapist Michelle Nixon from Cork, Ireland, makes body massage for disabled girl in an orphanage in Minsk. Complementary therapist Michelle Nixon from Cork, Ireland, massages for disabled girl in an orphanage for mentally ill children near the Belarussian village of Vesnova, 160km (99miles) southeast of Minsk, April 26, 2005. Seven professional nurses representing Ireland's Chernobyl Children's Project International work in the orphanage side-by-side with local staff to allow for a more comprehensive level of care for the children. REUTERS/Vasily Fedosenko 

Complementary therapist Nixon from Ireland plays with disabled child in orphanage for mentally ill children in Minsk. Complementary therapist Michelle Nixon (L) from Cork, Ireland, plays with a disabled child in an orphanage for mentally ill children near the Belarussian village of Vesnova, 160km (99miles) southeast of Minsk, April 26, 2005. Seven professional nurses representing Ireland's Chernobyl Children's Project International work side-by-side with orphanage staff to allow for a more comprehensive level of care for the children. REUTERS/Vasily Fedosenko 

Complementary therapist Michelle Nixon (L) and nurse Ann Coleman from Ireland help a disabled child in an orphanage for mentally ill children near the Belarussian village of Vesnova, 160km (99 miles) southeast of Minsk, April 26, 2005. Seven professional nurses representing Ireland's Chernobyl Children's Project International work side-by-side with orphanage staff to allow for a more comprehensive level of care for the children. REUETRS/Vasily Fedosenko VF/PN 

Physiotherapist Callaghan and complementary therapist Nixon helps disabled boy to stand and walk in an orphanage in Minsk. Physiotherapist Louise Callaghan (L) and complementary therapist Michelle Nixon from Cork in Ireland helps disabled boy to stand and walk in an orphanage for mentally ill children near Belarussian village of Vesnova, 160km (99miles) southeast of Minsk, April 26, 2005. Seven professional nurses representing Ireland's Chernobyl Children's Project International work in the orphanage side-by-side with orphanage staff to allow for a more comprehensive level of care for the children. REUTERS/Vasily Fedosenko