Tinnitusen forstyrrer lydbildet. Ikke desto mindre hjelper lyttetreningen.

In Norwegian, the definite article is usually attached to the end of the noun instead of standing in front of it.

So:

• tinnitus = tinnitus
• tinnitusen = the tinnitus

Here, -en is the definite ending for a noun of common gender.

This is one of the first big differences from English: instead of saying the tinnitus, Norwegian often says tinnitusen.

For the same reason: they are definite forms.

• lydbilde = soundscape / sound image

• lydbildet = the soundscape / the sound image

• lyttetrening = listening training
• lyttetreningen = the listening training

The endings show both definiteness and, often, gender:

• -en usually marks a definite common-gender noun
• -et usually marks a definite neuter noun

So in this sentence:

• tinnitusen = the tinnitus
• lydbildet = the soundscape
• lyttetreningen = the listening training

Yes. Forstyrrer is the present tense of å forstyrre.

• å forstyrre = to disturb / disrupt
• forstyrrer = disturbs / is disturbing

In Norwegian, the present tense is often used for general facts, habits, and current situations, just like in English:

• Tinnitusen forstyrrer lydbildet. = The tinnitus disturbs the soundscape.

Lydbildet is a compound noun:

• lyd = sound
• bilde = image / picture

Literally, it means something like the sound picture, but in natural English it often means:

• the soundscape
• the overall auditory impression
• the audio image

Learners often notice that Norwegian uses compounds very freely. A word like lydbilde may sound unusual if translated literally, but it is perfectly natural in Norwegian.

Because Norwegian usually writes compound nouns as one word.

Here:

• lytte = listen
• trening = training
• lyttetrening = listening training

Then the definite form becomes:

• lyttetreningen = the listening training

English often uses separate words where Norwegian uses a single compound. This is very common, so it is good to get used to seeing long noun compounds.

Ikke desto mindre is a fixed expression meaning:

• nevertheless
• nonetheless
• all the same

It connects the two ideas:

• tinnitus disturbs the soundscape
• even so, the listening training helps

It is a fairly formal or written-sounding expression. In everyday Norwegian, you might more often hear:

• Likevel hjelper lyttetreningen.
• Men lyttetreningen hjelper likevel.

So ikke desto mindre is correct, but a bit more formal than likevel.

This is because Norwegian follows the V2 rule in main clauses: the finite verb normally comes in the second position.

When a sentence starts with an adverbial expression like Ikke desto mindre, the verb must come before the subject:

• Ikke desto mindre hjelper lyttetreningen.

Structure:

• Ikke desto mindre = fronted adverbial
• hjelper = finite verb
• lyttetreningen = subject

This is very common in Norwegian:

• I dag kommer han. = Today he is coming.
• Derfor hjelper det. = Therefore it helps.
• Ikke desto mindre hjelper lyttetreningen.

So the inversion is normal and expected.

Yes. Å hjelpe can be used both with and without a direct object, depending on context.

Here:

• hjelper lyttetreningen would be wrong, because lyttetreningen is the subject
• lyttetreningen hjelper = the listening training helps

The thing being helped is left unstated but understood from context. In English we often do the same:

• It helps.
• The training helps.

So this sentence does not need to say exactly what it helps with.

The nouns here are:

• tinnitus — usually treated as a common-gender noun in this sentence, shown by tinnitusen
• lydbilde — neuter, shown by lydbildet
• lyttetrening — common gender, shown by lyttetreningen

That is why the definite forms are different:

• common gender: -en
• neuter: -et

This is useful to notice, because gender affects articles and adjective forms elsewhere in Norwegian.

Yes. The most common simpler replacement is likevel.

For example:

• Tinnitusen forstyrrer lydbildet. Likevel hjelper lyttetreningen.
• Tinnitusen forstyrrer lydbildet, men lyttetreningen hjelper likevel.

These mean almost the same thing. Ikke desto mindre sounds a bit more formal, careful, or written.

Because Norwegian usually expresses definiteness by adding an ending to the noun.

Compare:

• English: the tinnitus

• Norwegian: tinnitusen

• English: the soundscape

• Norwegian: lydbildet

• English: the listening training
• Norwegian: lyttetreningen

A separate article can appear in some cases, especially with adjectives, but in a sentence like this, the ending on the noun is enough.

Yes, at least somewhat.

The main reason is Ikke desto mindre, which sounds more formal or written than everyday alternatives like likevel. Also, words like lydbildet and lyttetreningen fit well in medical, therapeutic, or professional contexts.

A more everyday version might be:

• Tinnitusen forstyrrer lydbildet, men lyttetreningen hjelper likevel.

That version feels a little more conversational.