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/...
Caffeine is sometimes called guaranine when found in guarana, mateine when found in mate, and theine when found in tea. It is found in the leaves and beans of the coffee plant, in tea, yerba mate, and guarana berries, and in small quantities in cocoa, the kola nut and the Yaupon Holly.affeine is also a common ingredient of soft drinks such as cola, originally prepared from kola nuts. Soft drinks typically contain about 10 to 50 milligrams of caffeine per serving. By contrast, energy drinks such as Red Bull contain as much as 80 milligrams of caffeine per serving.