Diet is crucial when it comes to managing high cholesterol. Eating the wrong foods will tip your health into bad shape, while eating the right foods can put you on the best path for longevity. The NHS confirmed you can "lower your cholesterol by eating healthily and getting more exercise". As certified by the national health body, if you'd like to lower your cholesterol levels the best type of fish to eat is "oily fish".

However, don't go overboard, eating more than two portions of oily fish per week can actually do some harm.

For example, oily fish can contain "low levels of pollutants that can build up in the body".

In addition, try to avoid eating too much of the following white fish for the same reason:

Getting a cholesterol test at the doctor's will inform you of the following:

Together, these figures taken from your blood sample will give you a clear picture of your health.

The total amount of cholesterol tell you how much "good" and "bad" cholesterol is in your blood.

"Good" cholesterol i.e. high-density lipoprotein (HDL) cholesterol reduces your risk of heart problems.

"Bad" cholesterol i.e. low-density lipoprotein (LDL) cholesterol - increases your risk of heart problems.

Triglycerides are a "fatty substance similar to 'bad' cholesterol" in the blood.

As a general guide, here are the "healthy levels" of cholesterol:

"The levels you should aim for might be different. Ask your doctor or nurse what your levels should be," said the NHS.

In addition to eating oily fish, also make sure you're cutting down on "fatty food".

Fatty foods include the following:

As well as being mindful of your diet, high cholesterol really does come down when you make regular exercise part of your lifestyle.

People are encouraged to do at least 150 minutes of exercise each week, which can include walking or cycling.

"Try a few different exercises to find something you like doing. You're more likely to keep doing it if you enjoy it," said the NHS.

It'll also help not to smoke and to cut down on any alcohol in order to reduce cholesterol levels.

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High cholesterol: The best fish to help lower levels of 'bad' cholesterol - Express