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A study by University College London (Oct. 2006) discovered that group who drank tea after nerve-wracking actions were able to de-stress much rapidly than those who did not cocktail tea. The researchers revealed that black tea lowers the levels of cortisol, a negative accent hormone, by a having an important effect mean of 47 percent. No renown was documented betwixt decafinated or catinated tea.

Tea is chemically complex-containing catechins, polyphenols, flavonoids, and amino acids, and so far it is not legendary whether it is a single-handed things or the synergistic interplay of all its components that are accountable for black tea's well-being promoting personalty. More studies are premeditated.

Professor Andrew Steptoe at UCL Department of Epidemiology and Public Health states that though consumption tea has traditionally been connected with relaxation, knowledge base proof for the stress-relieving personal estate of dark tea has been limited. This is one of the introductory studies to consider tea in a double blindfold medicament exploration whereby the participants did not cognize whether they were ingestion tea, or of late a tea-like food.

As a achromatic or common tea drinker only or else of potable my entire life, I can testify to a natural 'craving' for tea when I am opinion tense or condition a pick-up in the behind afternoon. This 'natural' gravitation to uptake tea in the unpunctually day coincides near the British and various Europeans having tea instance at 4:00 p.m or the Chinese and Japanese ingestion tea with lunch and evening meal. This dummy run may have started with their 'natural' craving for tea when psychological feature beleaguered or when needing a pick-up and it afterwards became a national official. According to this research-not mordantly finished in London-it has tested what has been notable for centuries-black tea has a soporific upshot.