<prompt> Ke hobaneng ha re hloka boroko?nan  <response>: Instruction in English: Why do we need sleep? . Response in English: Sleep is a vital component of human health and well-being. It plays a critical role in maintaining physical health and cognitive function, repairing and restoring the body and brain. During sleep, the body works to support healthy brain function and maintain physical health by clearing toxins, repairing cells and tissues, and boosting the immune system. Lack of sleep can affect our emotions, productivity, and overall quality of life. It can increase the risk of developing chronic conditions such as obesity, diabetes, cardiovascular disease, and even shorten life expectancy. In short, sleep is essential for maintaining optimal physical and mental health. . Response in Sesotho: Boroko ke karolo ea bohlokoa ea bophelo bo botle ba motho. E phetha karolo ea bohlokoa ho boloka bophelo bo botle ba mele le tsebetso ea kelello, ho lokisa le ho tsosolosa mele le boko. Nakong ea boroko, mele o sebetsa ho thusa boko bo sebetsang hantle le ho boloka bophelo bo botle ba mele ka ho tlosa chefo, ho lokisa lisele le lisele le ho matlafatsa sesole sa mele. Ho hloka boroko ho ka ama maikutlo a rona, tlhahiso le boleng ba bophelo ka kakaretso. E ka eketsa kotsi ea ho ba le maemo a sa foleng a kang botenya, lefu la tsoekere, lefu la pelo le methapo, esita le ho khutsufatsa nako ea bophelo. Ka bokhutšoanyane, ho robala ke habohlokoa bakeng sa ho boloka bophelo bo botle ba mele le ba kelello. 