Children engaged in child labour in tobacco growing are involved in many types of tasks, as shown in the Report on Child Labour in the Tobacco Growing Sector in Africa (2000). Childrenâs health, wellbeing, and opportunities for a better life are often the cost of childrenâs involvement in hazardous child labour. 2  Child labour in tobacco growing can pose health risks, including green tobacco sickness, which can cause fatigue and nausea.
Clinical Features The incubation period of pertussis is commonly 7â10 days, with a range of 4â21 days, and rarely may be as long as 42 days. The clinical course of the illness is divided into three stages.
The incubation period for a common cold depends on the kind of virus it's caused by. The incubation period is at least two days and up to a week or two weeks depending on the cause.he incubation period for a common cold depends on the kind of virus it's caused by. The incubation period is at least two days and up to a week or two weeks depending on the cause.