Heatwave advice includes drinking plenty of fluids, keeping out of the sun and avoiding exercise
An amber warning for extreme heat is in force across parts of Scotland.
Most of the country is expected to experience high temperatures, with the Met Office warning in place for the south and large parts of eastern Scotland.
The amber heat warning will last until midnight on Tuesday.
Meteorologists have warned that Scotland's highest recorded temperature of 32.9C (91.2F) could be topped this week.
A national emergency has been declared in the UK, with an unprecedented red extreme heat warning issued in England.
While Scotland will be cooler, special measures have been put in place to counteract the heat.
ScotRail confirmed that speed restrictions would be introduced from 13:00 until 20:00 to help reduce any potential damage the railway line and overhead wires could experience from high temperatures.