Cannabis Effects On Memory And Recall

Cannabis And Memory

Cannabis users are frequently said to have memory problems. However, the research is unclear on this point. Cannabis studies on memory and recall have produced inconsistent findings over the last few decades. Some studies have shown that THC can cause short-term memory loss, but others have shown that it does not harm your brain in the long run. CBD could also support memory. So this can play a role in the mixed results. Don't worry about the information; we'll look at current research on how cannabis affects the brain. This article will go over how you can protect yourself from possibly dangerous side effects or see if there are any concerns.

THC And Memory

We don't know how cannabis affects memory and recall in the long run, but we do know how it interacts with the brain. Cannabis affects the endocannabinoid system. This system is made up of neurotransmitters that communicate with the nervous system. The ECS influences your mood and appetite. CB1 cannabinoid receptors are found throughout the brain, including the hippocampus. The hippocampus, a part of the brain, governs learning and memory. THC binds to the CB1 receptors when you smoke cannabis. This messes up the brain's memory-recording process.

Because everyone's brain chemistry is different, everyone reacts differently to cannabis. For some, the drug heightens the feelings that you are already experiencing. If you are feeling stressed, you might feel more stressed when taking the drug. Others might only feel negative effects once. It isn't easy to control for all factors (such as genetics) in an experimental setting to study their impact on cognition. The fact that marijuana is a Schedule I drug further complicates research into the subject. Memory and cannabis use studies are also difficult to conduct because users may be using other drugs.

The Case Of THC

THC is the psychoactive component of cannabis and is responsible for getting you high. It stimulates cannabinoid receptors in the brain, which can cause memory loss and distortion. But don't worry. You can avoid these side effects if you know what to look for. When using marijuana, you should take smaller amounts at a time, pay attention to how much you vape, and choose a product with a low THC content. These methods can lessen short-term memory loss feeling when you smoke marijuana. Remember that the effects are not permanent, so you generally feel better after some time. 

When recalling recent events, THC can impair short-term but not long-term memory. This means you may forget where you put your keys or what someone just asked of you while smoking, but remember things like your name or birthday. 

The Case Of CBD

CBD, short for cannabidiol, is a compound found in cannabis that has been linked to a number of positive health effects. Evidence suggests that CBD, as opposed to THC, has a more beneficial impact on memory and recall. By lowering brain inflammation, CBD may also alleviate Alzheimer's and dementia symptoms. Both depression and anxiety disorders respond well to CBD therapy.

CBD's neuroprotective properties mean it can shield the brain cells responsible for memory and learning from harm. This innovation has the potential to play a significant role in assisting people with memory and cognitive impairments.

Cannabis And Memory 

We don't yet know if or how cannabis has lasting effects on memory and recall, but we can be sure that it has at least temporary consequences. Long-term memory loss is linked to cannabis use, but this effect appears primarily in young users. It's thought that this happens when the hippocampus, a region of the brain used for memory formation and emotional regulation, is injured.

Young people who start using cannabis may have delayed mental maturation. Adolescent marijuana smokers are less intelligent than their non-smoking peers. The hippocampi of these people are shown to be more damaged than those of people who don't start using cannabis until they are much older.

Bottom Line 

The short answer is that cannabis affects memory in the short term, and those who use the drug at a young age put themselves at significant risk. THC may lead to short-term memory loss, but some research suggests CBD may counteract this effect. It is crucial to note that the drug's effect varies according to your tolerance, the ratio of CBD to THC, and the method of consumption. For more information on medical marijuana, visit our how it works page. 

Headshot of Steven Fiore, MD

This article has been reviewed by Steven Fiore, MD.

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