As per the International Diabetes Foundation, 42.5 crore people suffer from diabetes globally and this number is expected to increase to 62.9 crores by 2045.

Talking about India, studies have shown that prevalence of diabetes in urban areas has increased from 2 per cent in 1970 to 25 per cent in 2015 and in rural areas from 1 per cent to 14-16 per cent, respectively.

The data is shocking and alarming. To keep our blood sugar levels in check, we rely on glucose testing. But the thing is, these readings might be inaccurate sometimes. Though with the advancement in technology, modern meters have made inaccurate readings less common. But it still can happen and here's why.

Here are eight reasons why your meter can show inaccurate reading and what you can do about it.