Children and young people. In 2011-12, toddlers and pre-schoolers (aged 2â4 years) spent an average of around 6 hours per day engaged in physical activity. They also spent almost one and a half hours (83 minutes) in the sedentary activities of watching TV, DVDs or playing electronic games.
There are several most common causes for throat congestion and among them are smoking, second hand smoke, air irritants, some chemicals, pollen, dust, viral infection or throat infection (such as measles or chicken pox), hard or big objects swallowing (usually occurs among children), respiratory or lung problems, heart conditions, strep throat, flue ...
Nasal congestion occurs when the tissues lining the nose is swollen which is because of the inflamed blood vessels. If nasal congestion is not treated it can lead to hearing and speech problems. It may also lead to a condition known as sleep apnoea (causes one or more pause while breathing). Causes. The four main causes of blocked nose are: Infections: Common cold, flu, and sinus infection are all caused by virus infection. These viruses are transmitted by air which causes the nasal tissues to swell up.