He estimated how many species of insects lived on each plant species in England, and then extrapolated that figure across the whole planet. âIf we say 400,000, we shall, perhaps, not be very wide of the truth,â he wrote. Today, scientists know the Westwood figure is far too low.
Symptoms: A chronic dry cough that's worse at night, disturbing sleep, and sometimes with wheezing and shortness of breath. Causes: An irritating night cough is often the first sign of asthma, especially in children, but you can develop it at any age. It's also a sign asthma is worsening or not being well controlled.
The freeMD virtual doctor has found 15 conditions that can cause Dry Cough and Repeated Hiccups. There are 4 common conditions that can cause Dry Cough and Repeated Hiccups. There are 4 uncommon conditions that can cause Dry Cough and Repeated Hiccups. There are 7 rare conditions that can cause Dry Cough and Repeated Hiccups. FreeMD FreeMD is provided for information purposes only and should not be used as a substitute for evaluation and treatment by a physician.