It means it's time to start wearing diapers, glasses and other helpful items.
Many people will experience weakness, fatigue, possibly nausea. And there tends to be a fuzzyness to the vision too.
nausea
yes it is possible to make yourself faint
no
Yes, it is and eventually you will die.
Symptoms of dehydration during activity would include dizziness, nausea, and the feeling of being faint.
Hot flashes, nausea, and fainting could be the flu. You will often feel hot, then cold, be very sick to your stomach, and faint because of dehydration.
Yes, dizziness and nausea are symptoms of fainting. A person would feel as though they are going to faint because there is a lack of oxygen reaching the brain.
This is because the 'edges' of your eyes, i.e. the parts which are involved in peripheral vision, are highly populated by photoreceptor cells known as 'rods', which have greater visual acuity and are responsible for vision at low light level. This is also why you can see better out of the corner of your eye in darkness. The centre of your eye, or fovea, is more exclusively populated by 'cones', another kind of photoreceptor responsible for vision in higher light levels.
You have nothing to worry about as lions live in the savanna and not in the jungle.
Your head feels light, your vision might become blurry. You might feel like you are going to faint or pass out. You might become unbalanced and stumble or fall.
The homophone of "feint" is "faint."