Bow Truss House, detail The design of the BTH incorporates a number of principles of ecological architecture which make it energy efficient. For instance, it is elongated along its east-west axis in order to maximize winter solar gain.
The side effects of drinking too much black tea include difficulty sleeping, headaches, nervousness, diarrhea, irritability, irregular heart rate, confusion, heartburn, tremors in your extremities and possibly convulsions. These side effects are all a result of the caffeine content in black tea. If you are used to drinking black tea regularly -- particularly in larger quantities -- you may develop a physical and psychological dependence on the beverage, again, primarily due to the caffeine content.
In a study where people drank black tea for six weeks, researchers were able to show a significant decrease in the stress hormone cortisol, Kirkpatrick says. Participants reported less stress and a greater sense of relaxation.. Black tea has also been used to improve memory and may even help get rid of headaches.