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Nathanson concluded that caffeine and related methylxanthines could be natural pesticides developed by plants as protection against worms: Caffeine is found in many plant species, with high levels in seedlings that are still developing foliage, but are lacking mechanical protection; [17] caffeine paralyzes and kills certain insects feeding upon ...
A 2022 study found that veterans and first responders who had a service dog experienced fewer PTSD symptoms than those without one — though having a dog as a pet was less effective.
Interacting with dogs in such ways may strengthen people’s brain waves associated with rest and relaxation, as measured by brain tests, according to a small study published Wednesday in the ...
When two drugs affect each other, it is a drug–drug interaction (DDI). The risk of a DDI increases with the number of drugs used. [1] A large share of elderly people regularly use five or more medications or supplements, with a significant risk of side-effects from drug–drug interactions. [2] Drug interactions can be of three kinds:
Grapefruit–drug interactions that affect the pre-systemic metabolism (i.e., the metabolism that occurs before the drug enters the blood) of drugs have a different duration of action than interactions that work by other mechanisms, such as on absorption, discussed below.
Caffeine-induced anxiety disorder is a subclass of the DSM-5 diagnosis of substance/medication-induced anxiety disorder. [1] Consumption of caffeine has long been linked to anxiety. [2] The effects of caffeine and the symptoms of anxiety both increase activity within the sympathetic nervous system.
Symptoms associated with high doses of caffeine include muscle twitching, rambling flow of thought and speech, tachycardia and cardiac arrhythmia, periods of inexhaustibility, and; psychomotor agitation, [1] anorexia (loss of appetite), seizures, death. The symptoms of caffeine intoxication are comparable to the symptoms of overdoses of other ...
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