Fatigue may be related to: 1  Use of alcohol or drugs. 2  Excess physical activity. 3  Jet lag.  Lack of physical 1  activity. Lack of sleep.  Medications, such as antihistamines, cough 1  medicines. Unhealthy eating habits.
Difference between a Regulation, Directive and Decision. Regulations have binding legal force throughout every Member State and enter into force on a set date in all the Member States.
Difference between Directive and Regulation. Key difference: Directives and regulations are two forms of laws that can be passed by the European Union. According to Europa, the official European Union website, a directive is a legislative act that sets out a goal that all EU countries must achieve. However, it is up to the individual countries to decide how.