Answer: 2,200 Kcal
Explanation: An average adult requires at least 2,200 Kcal in a day for maintaining his/her weight and carrying on everyday activities. The average calorie requirement varies person to person depending on numerous factors such as person’s sex, age, height, weight, and level of physical activity. In each sex and age category, the higher limit of the range is for individuals who have active lifestyle and the lower limit of the range is for individuals who have sedentary lifestyle. The reductions in basal metabolic rate occur with aging, which reduce the calorie needs for adults as they age.
CO is produced whenever a material burns. Homes with fuel-burning appliances or attached garages are more likely to have CO problems Common sources of CO in our homes include fuel-burning appliances and devices such as: Clothes dryers. Water heaters, cars, gas stoves, generators, and power tools
The answer is obsessive-compulsive disorder. Compulsive and usually unwanted thoughts and actions (rituals) are the common features of the disorder. Although OCD is usually associated with repeating the actions over and over, such as obsessive hand-washing or having to flick a light switch a certain number of times, many people who suffer from OCD struggle with frequent unwanted thoughts and images.