Cannabis

Cannabis sativa plant

Cannabis is a genus of plant. There are three species: Cannabis sativa, Cannabis indica, and Cannabis ruderalis.

A ripe and healthy cannabis plant

Blooming cannabis plant

DEA marijuana loose

A "joint"

The plant's flowers contain a psychoactive compound called THC (tetrahydrocannabinol), which can induce euphoria or drowsiness when consumed. Cannabis is also utilized for hemp fiber, seeds, and seed oil production.

History

Cannabis is believed to have originated in the Himalayas. Evidence of cannabis consumption dates back to prehistory, with burnt hemp seeds discovered at a burial site in present-day Romania. Ancient Hindus referred to the plant as "ganjika" in Sanskrit (now "ganja" in modern Indian languages). The Indian god Shiva allegedly instructed his followers to worship the plant. Cannabis was also used in ancient Greece, where magicians burned its flowers to create strange thoughts in their audience members' minds. The cult of Dionysus is thought to have involved inhaling cannabis smoke as well.

Effects

When cannabis is smoked or consumed, users may experience a "high" or "stoned" feeling. Common effects include happiness, relaxation, fatigue, silliness, fear, increased creativity, difficulty thinking clearly, memory impairment, and increased appetite (the "munchies"). Some users may feel paranoid or have strange thoughts. Hashish, a more concentrated form of cannabis, can produce even stronger effects and, in some cases, induce hallucinations.

Legal Status

Medical Cannabis

Many countries and some U.S. states have legalized cannabis for medical use, including Austria, Belgium, Canada, Chile, Colombia, the Czech Republic, Finland, Greece, Israel, the Netherlands, Spain, and 30 U.S. states as of February 2018. Cannabis (particularly THC) has been found to alleviate pain, control nausea and vomiting, and stimulate appetite. Additional studies have shown that cannabis can help alleviate symptoms of HIV/AIDS, cancer, glaucoma, and multiple sclerosis.

Personal Use

Uruguay became the first country to legalize the growth, sale, and use of cannabis for personal use in 2013. Several other countries permit possession of small amounts of cannabis for personal use, including Colombia, Ecuador, Jamaica, the Netherlands, Peru, Portugal, Spain, and Switzerland. In the United States, Washington, Colorado, and California have legalized the sale and use of cannabis for adults. As of October 17, 2018, Canada became the first G7 nation to legalize cannabis nationwide, though each province can set its own regulations.

Dangers of Cannabis

Cannabis is considered one of the least dangerous illegal drugs. It is nearly impossible to overdose on cannabis, and no direct link has been established between long-term cannabis use and lung cancer. However, driving under the influence of cannabis can be dangerous, and while cannabis is not chemically addictive, it can be psychologically or habitually addictive, with some individuals becoming heavily dependent on the pleasure it provides.

Cultivation

Cannabis can be grown both indoors and outdoors, with various techniques and equipment used for optimal growth and yield. Factors such as light, temperature, humidity, nutrients, and pest control all play a role in the plant's growth and development. Cultivators often choose specific strains based on their growth characteristics, potency, and desired effects.

Strains and Varieties

There are numerous strains and varieties of cannabis, each with distinct characteristics, flavors, and effects. Generally, strains are classified into three main categories: Cannabis sativa, Cannabis indica, and Cannabis ruderalis. However, many strains are hybrids, resulting from the crossbreeding of different species.

Sativa strains are known for their uplifting and energizing effects, making them suitable for daytime use. Indica strains, on the other hand, are known for their relaxing and sedating effects, often preferred for nighttime use. Ruderalis strains are less common and are primarily used in breeding to create autoflowering hybrids.

Medical Applications

Cannabis has a wide range of potential medical applications, including the treatment of chronic pain, muscle spasms, epilepsy, anxiety, depression, post-traumatic stress disorder (PTSD), and insomnia. The two primary active compounds in cannabis, THC and CBD (cannabidiol), have distinct effects and medical applications. THC is responsible for the psychoactive effects of cannabis, while CBD is non-psychoactive and has been found to have numerous potential therapeutic uses, such as reducing inflammation and alleviating anxiety.

Industrial and Commercial Uses

In addition to its recreational and medicinal uses, cannabis has a variety of industrial and commercial applications. Hemp, a variety of cannabis with low THC content, is used for the production of fiber, paper, textiles, and building materials. Hemp seeds are rich in protein, healthy fats, and essential nutrients, making them a valuable food source. Hemp seed oil can be used in cooking, skincare products, and as a biofuel.

Social and Cultural Aspects

Cannabis has played a significant role in various social and cultural contexts throughout history. It has been used in religious rituals, traditional medicine, and as a recreational substance. In recent decades, the perception of cannabis has shifted, with growing acceptance of its medical and therapeutic uses and increasing legalization for personal use in many countries. This shift has led to a growing cannabis industry, with businesses producing a wide range of cannabis-related products, from edibles and beverages to vaporizers and topical creams.

Controversies and Debates

The use, cultivation, and sale of cannabis remain controversial topics in many countries. Arguments against the legalization of cannabis often focus on concerns related to public health, such as the potential for increased addiction rates, impaired driving, and negative impacts on mental health. Proponents of legalization argue that the regulation and taxation of cannabis can provide economic benefits, reduce crime associated with the illegal drug trade, and allow for better quality control and consumer safety. Additionally, advocates for medical cannabis emphasize the plant's potential therapeutic benefits for various medical conditions, arguing that patients should have access to this natural alternative to traditional pharmaceuticals.

Related pages

• Cannabis drug testing
• Glossary of cannabis terms

References

Cannabis Resources
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