- All colds and most coughs and sore throats are caused by viruses and generally these will get better on their own.
- Antibiotics do not work against infections caused by viruses, the NHS warn.
- Viral infections are also much more common than bacterial infections.
More top news
Music producer Naughty Boy has apparently released ex-One Direction star Zayn Malik's first solo track.
A Malaysian court has found a man guilty of murdering two British medical students in Borneo.
A Liberal Democrat parliamentary candidate has said he deliberately caught HIV after years battling depression.