He was in a sickbed for a long time.

When a leap second is added, the world's clock shifts by one second.

My cat's forehead is very small.

I decided to take a sick leave.

My grandfather passed away from tuberculosis.

Pathogens can pose a significant threat to human health.

This pathogen is a new type of virus.

He died of disease at a young age.

My father made a new seedbed in the garden.

He is suffering from depression.