1 People with diseases or conditions that weaken the immune system, such as HIV or AIDS, which makes them more vulnerable to a TB infection.  Those who are in confined living conditions such as homeless shelters, migrant farm camps, nursing homes, schools, and correctional facilities.
NO, there is no caffeine in Sugar. Sugar is derived from many sources. Table sugar is made from molasses derived from sugarcane juice and is chemically known as sucrose. It is also extracted from beetroot. Look up https://en.m.wikipedia.org/wiki/...
Drinking Coffee Before Blood Test Affect the Results. Drinking coffee before blood test can affect the results of tests that measure blood sugar and cholesterol levels. Coffee contains caffeine that is easily absorbed into the system at a fast rate. Caffeine can temporarily raise blood sugar levels resulting to an inaccurate fasting blood sugar (FBS) result. This happens as a result of caffeineâs stimulation of the pancreas to release insulin â hormone that regulates blood sugar level.