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Levmetamfetamine, also known as l-desoxyephedrine or levomethamphetamine, and commonly sold under the brand name Vicks VapoInhaler among others, is an optical isomer of methamphetamine primarily used as a topical nasal decongestant. [2] It is used to treat nasal congestion from allergies and the common cold. [7]
Vicks VapoRub is a mentholated topical ointment, part of the Vicks brand of over-the-counter medications owned by the American consumer goods company Procter & Gamble. VapoRub is intended for use on the chest , back and throat for cough suppression or on muscles and joints for minor aches and pains.
The volume of the human brain has increased as humans have evolved (see Homininae), starting from about 600 cm 3 in Homo habilis up to 1680 cm 3 in Homo neanderthalensis, which was the hominid with the biggest brain size. [7] Some data suggest that the average brain size has decreased since then. [8]
The human brain contains 86 billion neurons, with 16 billion neurons in the cerebral cortex. [ 2 ] [ 1 ] Neuron counts constitute an important source of insight on the topic of neuroscience and intelligence : the question of how the evolution of a set of components and parameters (~10 11 neurons, ~10 14 synapses) of a complex system leads to ...
The flu epidemic of 1918 increased sales of VapoRub from $900,000 to $2.9 million in just one year. [7] In 1931, the company began selling cough drops. [8] In 1948, Edward Mabry became president of Vicks, then known as the Vick Chemical Company. [9] In 1952, Vicks began selling cough syrup, and in 1959 they introduced Sinex Nasal Spray. [8]
Whether these ubiquitous pollutants can reach the human brain has been a primary concern for scientists. ... 5.5 micrometers to 26.4 micrometers in size. ... pass through the blood-brain barrier ...
Betz cells are the largest cells (by size of cell body) in the nervous system. [40] The adult human brain is estimated to contain 86±8 billion neurons, with a roughly equal number (85±10 billion) of non-neuronal cells. [41] Out of these neurons, 16 billion (19%) are located in the cerebral cortex, and 69 billion (80%) are in the cerebellum ...
Researchers have built a tiny robot capable of navigating through a human brain, which they claim could revolutionise the diagnosis and treatment of neurological conditions.. Paris-based startup ...