Understanding marijuana’s medical value starts with getting a clear picture of what it is. Marijuana — sometimes referred to as cannabis — is a part of a family of flowering plants that includes hemp. The plant has 100 different substances called cannabinoids, which are active chemicals that can alter the body and mind.
Two cannabinoids in particular have proven beneficial in medical ways — tetrahydrocannabinol (THC) and cannabidiol (CBD). THC is a psychoactive ingredient (it…
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