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May slow clotting; contraindicated for people with bleeding disorders and before and after surgery. May induce uterine contractions; contraindicated when pregnant or nursing. [21] Pyrrolizidine alkaloids (contained in comfrey, borage, senecio, coltsfoot, and others) Liver damage [5] Reserpine: Rauvolfia serpentina
Despite the condition being so common, "we don't know exactly what causes hypochondria," says Pathak, "but it can be linked to things like a family history of severe illness, extreme levels of ...
Hypersensitivity (also called hypersensitivity reaction or intolerance) is an abnormal physiological condition in which there is an undesirable and adverse immune response to an antigen. [ 1][ 2] It is an abnormality in the immune system that causes immune diseases including allergies and autoimmunity. It is caused by many types of particles ...
Multiple chemical sensitivity ( MCS) is an unrecognized and controversial diagnosis characterized by chronic symptoms attributed to exposure to low levels of commonly used chemicals. [ 1][ 2] Symptoms are typically vague and non-specific. They may include fatigue, headaches, nausea, and dizziness. Although these symptoms can be debilitating ...
Photodermatitis, sometimes referred to as sun poisoning or photoallergy, is a form of allergic contact dermatitis in which the allergen must be activated by light to sensitize the allergic response, and to cause a rash or other systemic effects on subsequent exposure. The second and subsequent exposures produce photoallergic skin conditions ...
Caffeine-induced anxiety disorder. 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.
International Space Station image taken on September 11, 2001, with the smoke plume rising from Lower Manhattan and extending over Brooklyn (Expedition 3 crew). Within seconds of the collapse of the World Trade Center in the September 11 attacks, building materials, electronic equipment, and furniture were pulverized and spread over the area of the Financial District of Lower Manhattan.
The field strength of electromagnetic radiation is measured in volts per meter (V/m). [ 2]: 139. The most common health hazard of radiation is sunburn, which causes between approximately 100,000 and 1 million new skin cancers annually in the United States. [ 3][ 4] In 2011, the World Health Organization (WHO) and the International Agency for ...