Truck Driving School Costs. The average length of PTDI-certified courses is four to six weeks, though courses may be as short as two weeks or as long as 12 weeks or more. The average cost of PTDI-certified courses is about $4,200, though the cost of truck driving school may be as low as $1,500 and as high as $10,000.
Orthopnea is the opposite of platypnea, shortness of breath that worsens when sitting or standing up.
Platypus are unique mammals. They are one amongst the three mammals which lays eggs and feeds their young ones through a large gland that oozes out the milk covered up from a patch of fur since they do not have teat. The females become sexually active within 2 years but may wait for 5 years too.