But within two weeks of starting her new regimen, Marilyn developed blinding headaches. During the January lockdown, Marilyn Law thought she was doing the right thing in using her new exercise bike to keep fit while gyms were shutThe GP gave Marilyn a print-out about possible causes of her headaches. Another theory is that many exercise-induced headaches are triggered by an increase in intrathoracic pressure (in the chest). It found coughs to be the most common trigger, accounting for 70.1 per cent of exertion-induced headaches, followed by sex (18.6 per cent) and exercise (11.35 per cent). However, Dr Turner cautions: 'Anyone over 50 who develops headaches should be investigated for an underlying cause.

Source: The Nation July 26, 2021 22:18 UTC