Serotonin

Crucial brain chemical made from human stem cells

Serotonin affects emotions, sleep, anxiety, depression, appetite, pulse and breathing. It also plays a role in serious psychiatric conditions like schizophrenia, bipolar disorder and depression.

Dec 16, 2015, 19:01 PM IST

Social phobia result of serotonin surplus

The researchers have found that individuals with social phobia make too much serotonin, not too little as earlier believed.

Jun 18, 2015, 17:54 PM IST

How brain decides diet's impact on ageing

 How does our brain interpret food signals -- a process that influences the impact of diet on health and ageing? Scientists have now deciphered the neural code involved.

May 12, 2015, 15:33 PM IST

'Brain chemical not behind depression'

The widely held belief that depression is due to low levels of the chemical serotonin in the brain -- and that effective treatment raises these levels - is a myth, says a leading British psychiatrist.

Apr 22, 2015, 13:45 PM IST

Microbes help produce serotonin in gut

A group of approximately 20 species of bacteria is important for the production of serotonin in the gut, according to a new study.

Apr 10, 2015, 17:42 PM IST

How gut bacteria produce key brain chemical

Production of a key chemical, deficiency of which is linked to various diseases and disorders such as depression and anxiety, depends largely on a group of approximately 20 bacteria in the gut, says a new study.

Apr 10, 2015, 13:32 PM IST

Omega-3 fatty acids, vitamin D may control brain serotonin

Eating fish and soaking up some sun may protect brain health, a new study suggests.

Feb 27, 2015, 17:01 PM IST

Have fish, soak up some sun for healthy brain

Eating enough sea fish and outdoor activities affect the levels of brain chemical serotonin that plays a role in ameliorating the symptoms associated with a broad array of brain disorders, new research has found.

Feb 27, 2015, 15:27 PM IST

Genes behind back pain and depression link: Study

The commonly found association between low back pain and depression is actually due to certain genetic factors, suggests a large study of twins.

Feb 27, 2015, 13:54 PM IST

Why stress makes some people more vulnerable to depression

One reason why social stress makes some people more vulnerable to depression than others could be due to deficiency of serotonin, a crucial brain chemical linked to the feeling of well-being and happiness, a study suggests.

Feb 10, 2015, 11:59 AM IST

Genes may make you prone to antisocial behavior

A new study has revealed that both positive and negative experiences influence how genetic variants affect the brain and thereby behavior.

Dec 22, 2014, 15:41 PM IST

Designer drug jab set to make paralysis history

 Scientists have revealed that they have developed a new drug that may partially relieve paralyzing spinal cord injuries, based on indications from a study in rats.

Dec 04, 2014, 10:36 AM IST

Lack of Vitamin D can lead to depression

 A new study has found that lack of Vitamin D is not only harmful for physical health, but it may also impact mental health, leading to depression.

Dec 03, 2014, 18:09 PM IST

It's official: Scratching does increase itchiness

A new research has cracked the answers to as why scratching makes one itch more and has observed that scratching causes the brain to release serotonin, which intensifies the itch sensation.

Oct 31, 2014, 10:48 AM IST

Why some of us suffer from 'winter blues' revealed

A new study has shed light on why some people suffer from the winter blues while others get through the winter without any problems.

Oct 21, 2014, 14:52 PM IST

Birth season affects your mood in later life

People born in spring and summer may be great optimists and those born in autumn are less likely to be depressed than winter-borns, a new study suggests.

Oct 19, 2014, 14:03 PM IST

Serotonin can reduce sensitivity to pain

Researchers at Portugal`s Champalimaud Foundation said Friday that the molecule of serotonin in the organism can diminish sensitivity to pain.

Aug 23, 2014, 15:18 PM IST

Weight-loss tamarind and anti-depressants a deadly mix

Are you taking weight-loss supplements while on anti-depressants? Take caution!

Apr 28, 2014, 10:58 AM IST

Lights to switch off anxiety and depression?

Offering new insights into how depression and anxiety originate, scientists have now discovered a model to control serotonin signalling pathways either with blue or red light.

Apr 08, 2014, 23:02 PM IST

How brain perpetuates chronic pain revealed

Researchers have pinpointed two molecules involved in perpetuating chronic pain in mice.

Jan 26, 2014, 16:59 PM IST