This could be from: 1  Obesity. 2  An infection. 3  Some medications or alcohol. 4  Toxins. Certain types of hepatitis.  Autoimmune disease (your body's immune system attacks healthy 1  tissue) Metabolic syndrome (a group of risks for heart disease that includes high blood pressure, blood sugar, and cholesterol levels, and belly  fat)
Tokyo has been seeing its summers grow hotter. In 2004, temperatures in Tokyo topped 86 degrees Fahrenheit for 41 days in a row, a record. The high temperatures in Tokyo during the summer of 2007 averaged around 85 degrees Fahrenheit. The increasing heat has been attributed to global warming, heat island effect and mock El Nino. The heat has placed increasing demands on Tokyoâs power system, as people try to stay cool indoors.
Visitorâs to Japanâs most populous city, Tokyo, should expect daytime high temperatures in the 70s (Fahrenheit) in the beginning of the month and the 60s later in the month. Nightly lows in Tokyo in October average in the 50s. Nagasaki, Osaka and Nagano experience temperatures similar to Tokyoâs, with temperatures in Nagasaki and Osaka running a few degrees higher and Naganoâs temperatures averaging a few degrees cooler.