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Medical News Today

Substance addiction is a complex disorder characterized by compulsive drug use. While addiction is difficult to understand, all abused substances share one thing in common - repeated use could change the way the brain looks and functions. Some people can use recreational or prescription drugs without ever experiencing negative consequences or addiction. For others, substance use can cause problems at school, work and home, and in relationships.

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September 15, 2017

How binge drinking alters brain activity

For the first time, researchers measure binge drinking-related changes in brain activity during rest. They mirror those seen in chronic alcoholics' brains.

September 14, 2017

Marijuana: Effects of teenage use may be reversible

New study identifies a brain mechanism altered by adolescent marijuana use and shows how to target it to eliminate schizophrenia-like symptoms in rats.

September 12, 2017

Could this protein explain why drinking can be so pleasurable?

New research has identified a protein tied to structural changes that take place in one of the brain's reward centers after too much drinking.

September 8, 2017

Can tomatoes protect us from alcohol's effects?

Excessive alcohol consumption damages the liver and the brain. But studies have shown that tomatoes and tomato components can prevent this damage.

'Bad habit' neurons identified

Researchers have identified a type of neuron that orchestrates the brain activity behind habit formation. The findings may be key for treating addiction.

September 6, 2017

E-cigarettes can help smokers quit, but there's a catch

Frequent e-cigarette use does help smokers quit -- a finding that Georgetown Lombardi Comprehensive Cancer Center researchers say supports the use of e-cigarettes as a cessation aid for those...

September 4, 2017

Alcohol abuse, dental conditions & mental health found to be causes of avoidable US emergency visits

A recent study published in the International Journal for Quality in Health Care found that 3.5% of all emergency department visits analysed were 'avoidable'.

August 28, 2017

Diarrhea after drinking alcohol: What causes it?

Drinking alcohol can have many side effects, including bouts of diarrhea. Find out why this happens and what can be done to prevent it.

Study examines whether marijuana affects kidney function

A new study found little evidence that marijuana use affects kidney function in healthy young adults. The analysis appears in the Clinical Journal of the American Society of Nephrology (CJASN).

August 25, 2017

Methamphetamine use linked to heightened stroke risk in the young

The stimulant methamphetamine, also popularly known as 'speed,' 'ice' and 'meth,' is linked to a heightened risk of stroke among young people, reveals a review of the available evidence, published...

August 24, 2017

Very brief mindfulness training helped heavy drinkers cut back

After just 11 minutes of mindfulness training, heavy drinkers drank less in the following week than peers who underwent relaxation training, study found.

August 22, 2017

Schoolchildren who use e-cigarettes are more likely to try tobacco

Vaping - or the use of e-cigarettes - is widely accepted as a safer option for people who are already smoking.

August 21, 2017

Respiratory depression: Causes, symptoms, and treatment

Respiratory depression is when a person's breathing rate and depth is especially low. This can cause potentially life-threatening complications.

August 16, 2017

Habitual cannabis use alters brain oxygen

The brains of chronic cannabis users have an altered blood flow and process oxygen differently, which may impact brain function, a study suggests.

August 15, 2017

Cannabis for pain and PTSD 'lacks high-quality evidence'

Systematic reviews of the scientific evidence suggest that it is of insufficient quality to support the use of cannabis for the treatment of PTSD and pain.

'Delicate balance' between alcohol's protective and harmful effects

Heavy drinking can increase the risk of all-cause death, but moderate alcohol consumption could have 'protective health effects,' study suggests.

August 10, 2017

Energy drinks: A gateway to drug use?

Researchers found that young adults who regularly consume energy drinks are at a higher risk of using stimulant drugs and drinking too much alcohol.

Best apps to stop drinking alcohol

Do you need help to quit drinking alcohol or reduce your intake? We have found the best stop drinking apps to put you on the path to success.

August 9, 2017

How to stop vomiting: Home remedies

What are the main causes of nausea and vomiting, and what home remedies are recommended? What home remedies may help children who are vomiting?

Marijuana 'may be worse than cigarettes for cardiovascular health'

Researchers suggest that the harmful effects of marijuana use on the cardiovascular system may be greater than the effects caused by cigarette smoking.


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