What Happens When You Don't Drink Enough Water? 10 Hidden Effects on Your Body

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  1. What happens to your blood when you become dehydrated? Blood contains: Red blood cells. White blood cells. Platelets. Plasma, which is mostly water. Proteins, electrolytes, nutrients and other substances. When the body loses too much water, plasma volume can decrease. This can cause hemoconcentration, meaning some substances in the blood appear more concentrated. Possible effects include: Increased blood viscosity under some circumstances. Reduced circulating blood volume. Increased strain on the cardiovascular system. Reduced blood flow to organs in severe dehydration. This is different from having excessive cholesterol or fatty deposits in arteries. NCBI+2 2. Does dehydration increase cholesterol readings? This is where our article can become particularly interesting. A small human study involving 15 healthy participants found that fasting without fluid replacement produced higher measured total cholesterol, LDL cholesterol and HDL cholesterol than fasting with water and sal...
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Can Dogs Understand Human Gestures and Pointing?

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Dogs communicate with us through body language, sounds, and behaviour. But have you ever wondered whether your dog understands when you point at something with your finger?

Algunos perros pueden aprender palabras y clasificar juguetes por su función, según un estudio

For example, when you point toward a ball, a treat, or an open door, does your dog understand what you mean? The answer is fascinating: many dogs can learn to use human gestures as clues, although their ability varies from dog to dog.

1. Can Dogs Understand Pointing?

Many dogs can follow a human pointing gesture to find food, toys, or other objects. Unlike some animals that rely mainly on their sense of smell, dogs are particularly good at paying attention to human social cues.

However, following a pointing finger does not necessarily mean a dog understands the gesture exactly as a human would. Dogs may learn through experience that pointing helps them find something interesting.

2. Why Do Dogs Look Where We Point?

Dogs observe our movements, facial expressions, and attention. Over time, they may associate a pointing hand with something worth investigating.

For example, if you regularly point toward a hidden treat, your dog may learn to look in that direction. With practice, this can become a useful way to communicate during everyday activities.

3. Do All Dogs Understand Human Gestures?

No. Some dogs respond quickly to pointing, while others need more time and training.

A dog's age, past experiences, attention, environment, and individual temperament can influence how well it responds. Puppies can also learn to follow gestures, especially when training is simple and rewarding.

If your dog ignores your pointing finger, it does not mean your dog is unintelligent. It may simply be distracted, confused, or unfamiliar with the gesture.

4. How to Teach Your Dog to Follow Your Pointing

You can practise this skill at home using a few simple steps:

  1. Choose a quiet place. Reduce distractions so your dog can concentrate.

  2. Prepare a reward. Use a small treat or a favourite toy.

  3. Point toward the reward. Begin with an object that is easy for your dog to find.

  4. Reward the correct response. When your dog looks or moves in the direction you indicate, praise it and provide the reward.

  5. Practise patiently. Keep sessions short and positive, gradually increasing the distance or difficulty.

Avoid repeatedly pointing or becoming frustrated. Learning should be an enjoyable experience for both you and your dog.

5. What If Your Dog Does Not Follow Your Finger?

First, check whether your dog is paying attention. Try pointing more clearly, moving closer to the object, or using a familiar toy.

You can also reward your dog for looking in the correct direction before gradually making the exercise more challenging.

If your dog suddenly stops responding to familiar cues, especially if you notice other behavioural changes, consider discussing it with a veterinarian.

Dogs can be remarkably attentive to human gestures, including pointing. This ability helps us guide them, teach new skills, and communicate during everyday life.

The secret is not expecting your dog to understand everything immediately. With patience, clear gestures, and positive reinforcement, you can help your dog learn what your movements mean.

Remember: Every dog learns at its own pace. The goal is to build understanding and trust, one small lesson at a time.

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