That could be serious things such as a stroke to non-serious things such as Bell's Palsey. Many of the causes are treatable but time is of the essence to you should see a doctor immediately.
Lack of its needs, water, sunlight...etc.
Something is happening in the growth.
A Stroke!! see a dr!
Smooth muscles
allergic reaction
The first possibility would be a lack of water. followed by bad draining, or root diseases
Evan droop his head.
The shadow on above lip or dark skin on upper lip causes waxing or exposure to the sun, for women it will be experienced during or after pregnancy. It causes hormonal imbalances for women after taking pills and allergic reactions to make up, cosmetics, and medications.
why do plants droop when no water
Plants droop at night because they undergo a process called nyctinasty, where they respond to the changes in light and temperature. During the night, plants lose water through transpiration and their cells become flaccid, causing them to droop. This helps the plant conserve water and energy until daylight returns.
if you use an unstaril neddle
French food.