This is cut & paste from Google, but should give you the general idea:
Recreational Use
Euphoria: Cannabis can produce feelings of happiness and relaxation, commonly referred to as a "high".
Sensory Enhancement: It can intensify sensory perceptions, making music, food, and other experiences more enjoyable.
Social Interaction: Some people find that cannabis enhances social experiences and helps them connect with others.
Medical Use
Pain Relief: Cannabis can help alleviate chronic pain and is used by individuals with conditions like arthritis or fibromyalgia.
Anxiety and Stress Reduction: Some users find that cannabis helps reduce anxiety and stress, providing a calming effect.
Nausea and Appetite Stimulation: It is often used to combat nausea and stimulate appetite, particularly in patients undergoing chemotherapy or those with conditions like HIV/AIDS.
Muscle Relaxation: It can help with muscle spasms and tension, benefiting conditions like multiple sclerosis.
Psychological and Emotional Use
Mood Improvement: Some individuals use cannabis to elevate their mood and manage symptoms of depression.
Creativity and Insight: Users often report enhanced creativity and new perspectives, finding it easier to think outside the box.
Spiritual and Cultural Use
Spiritual Practices: In some cultures, cannabis is used in religious or spiritual rituals to enhance meditation and spiritual experiences.
Tradition and Heritage: For some, using cannabis is part of cultural or traditional practices passed down through generations.
Personal Preference
Enjoyment: Simply put, some people enjoy the effects of cannabis and incorporate it into their lifestyle for personal pleasure.
Caveats
While many people enjoy using cannabis for these reasons, it's important to note that it can also have negative effects, including dependency, impaired cognitive function, and potential mental health issues. Legal status and societal attitudes towards cannabis vary widely around the world, influencing how it is used and perceived.”