Staying hydrated is vital to health and our ability to function — and while that’s never more so than in hot weather, for some groups, such as older people, it can be a struggle to remain properly hydrated.
Forgetting to drink enough or not realising how much fluid you’ve lost through sweating, exercise or illness can upset the balance of minerals (electrolytes) in the body — ‘which can quickly lead to symptoms such as headaches, nausea, dizziness, fatigue, confusion and