Translation of "aftakeling" into English

Ik was echter nog steeds depressief vanwege mijn moeders dood en mijn vader's aftakeling.

I was, however, still depressed over my mother's death and my father's decline.

De tricorder mat grote fysiologische aftakeling sinds ze aan boord kwam.

The tricorder shows massive physiological deterioration compared with when she beamed aboard.

Er zijn heel veel medische artikelen over seniele aftakeling geschreven.

There are more medical treatises written about senile decay than you can shake a stick at.