Health & Medicine

Health & Medicine

Showering without soap: This (doesn’t happen) if you don’t use shower gel

Does showering without soap sound unimaginable? Lathering your entire body with shower gel is a daily ritual for many people. But what if the...
Willy Lewis, M.D. -
Health & Medicine

2 liters is not enough: According to experts, that’s how much water you need in hot weather

Summer temperatures cause problems for many people. Drinking enough is extremely important. But how much water should you drink per day? And what are...
Willy Lewis, M.D. -
Health & Medicine

Suddenly wide awake at night – sleep expert reveals a mistake many people make

Anyone who keeps waking up at night and then staring frustratedly at the illuminated numbers on the alarm clock asks themselves: How do I...
Willy Lewis, M.D. -
Health & Medicine

“We don’t have a health system – we have a disease system”

Heat, air pollution, loss of biodiversity: Environmental medicine Prof. Dr. Claudia Traidl-Hoffmann explains why our health does not only develop in doctor's offices -...
Willy Lewis, M.D. -
Health & Medicine

Get fit by cycling: This is how often you should cycle per week to get fit

Cycling is a great way to get or stay fit. But how often, how long and how intensively should you cycle to achieve this? What...
Willy Lewis, M.D. -
Health & Medicine

Overcoming depression: This is how you can help those affected

Overcoming depression can be difficult: those affected often find it difficult to get out of the downward spiral themselves. You can find out how...
Willy Lewis, M.D. -
Health & Medicine

Sunglasses: Does the tint of the lenses have anything to do with UV protection?

Not only the skin needs good protection from the sun, but also our eyes. But sunglasses with particularly heavily tinted lenses are usually not...
Willy Lewis, M.D. -
Health & Medicine

Öko-Test criticizes magnesium preparations: Every second product overdoses

After exercise or for leg cramps, many people like to take magnesium tablets or capsules. However, a current Öko-Test study shows that this can...
Willy Lewis, M.D. -
Health & Medicine

Mosquito repellent DEET can become an attractant

Aedes aegypti mosquito after its blood meal. She can apparently learn to use a common repellent as a trace to the host. ©...
Willy Lewis, M.D. -
Health & Medicine

If you stare into space: This is what happens in your head during mind blanking

If you just stare in front of yourself and don't seem to think about anything - what exactly is happening in your head? A...
Willy Lewis, M.D. -
Health & Medicine

Showering without soap: This (doesn’t happen) if you don’t use shower gel

Does showering without soap sound unimaginable? Lathering your entire body with shower gel is a daily ritual for many people. But what if the...
Willy Lewis, M.D. -
Health & Medicine

Pans and air fryers often contain PFAS – but there are alternatives

Many pans and air fryer baskets have a non-stick coating - often with PFAS. If you want to avoid these eternal chemicals, you will...
Willy Lewis, M.D. -
Health & Medicine

Vacation in the (sub)tropics: Expert warns of risk after return that many people ignore

Even after a vacation in regions with dengue or chikungunya, the following applies: Don't let mosquitoes bite you! Returning travelers not only protect themselves,...
Willy Lewis, M.D. -
Health & Medicine

Öko-Test criticizes magnesium preparations: Every second product overdoses

After exercise or for leg cramps, many people like to take magnesium tablets or capsules. However, a current Öko-Test study shows that this can...
Willy Lewis, M.D. -
Health & Medicine

How our parents’ genes shape us

Our parents’ genetic makeup shapes how they raise us. This means that even genes that we did not inherit have an influence on...
Willy Lewis, M.D. -
Health & Medicine

Researchers change genes in human embryos

If the genome of a fertilized egg is changed, this affects all cells of the future embryo. However, such germline editing is risky...
Willy Lewis, M.D. -
Health & Medicine

“We don’t have a health system – we mainly have a disease system”

Heat, air pollution, loss of biodiversity: Environmental medicine Prof. Dr. Claudia Traidl-Hoffmann explains why our health does not only develop in doctor's offices -...
Willy Lewis, M.D. -
Health & Medicine

Don’t just protect your skin: What you shouldn’t forget when it comes to the sun

Whether at home or on vacation: the right UV protection is important not only for the skin, but also for our eyes. Because the...
Willy Lewis, M.D. -
Health & Medicine

Pans and air fryers often contain PFAS – but there are alternatives

Many pans and air fryer baskets have a non-stick coating - often with PFAS. If you want to avoid these eternal chemicals, you will...
Willy Lewis, M.D. -
Health & Medicine

How Neanderthal genes shape our response to DNA viruses

Archaic gene variants in our genome determine how well we are equipped to combat various viruses. © fatido/iStock Around two percent of...
Willy Lewis, M.D. -
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