A chemical substance with the chemical formula H₂O, and an important biological solvent.
Questions tagged [water]
140 questions
8
votes
1 answer
Does hydrogen-infused water have these health benefits?
I recently saw a local shop selling packages of water infused with hydrogen gas. It was alleged that hydrogen is an antioxidant and therefore drinking hydrogen-infused water would have various health benefits.
One manufacturer of hydrogen water…
Nate Eldredge
- 9,275
- 5
- 46
- 48
8
votes
1 answer
Does wetting your toothbrush have health effects?
Today I read a tweet from @Funny_Truth:
"Don't wet your toothbrush after you put toothpaste. Water will reduce the healthy benefits of toothpaste."
Is it true? If it is what does actually happen?
Four Seasons
- 681
- 1
- 5
- 9
8
votes
0 answers
Do covered [drinking water] reservoirs cause health risks compared to open-air reservoirs?
Bull Run Waiver.org is a political group opposed to covering drinking water reservoirs in Portland, Oregon. They making a number of claims that closed reservoirs introduce greater health risks than the existing open-air reservoirs.
Particularly,…
Evan Siroky
- 341
- 1
- 5
8
votes
1 answer
Do water molecules change when you talk to them?
I've heard that saying something nice in front of water changes the water molecules shape into a nice shape and saying something bad in front of it makes the molecules align in a bad order (ugly one).
This is not about Does water have a memory as…
Mohammad
- 580
- 1
- 6
- 13
7
votes
1 answer
Do the water filters in Bobble water bottles work?
A retailer claims that Bobble water bottles:
Filter your own bottled water with this unique and patented set of two Bobble Water Bottles. An active carbon filter eliminates toxins and harmful chemicals such as chlorine and other organic…
InquilineKea
- 1,069
- 2
- 10
- 15
7
votes
1 answer
Will bacteria grow in filtered water?
Zero Water makes water filtration systems that they claim remove 99% of total dissolved solids from water.
On the Water is the New Gold blog, a water-filter scientist warns against its use:
More dangerous is the fact that the Zero Water Filter…
djs
7
votes
2 answers
Can you extract over 500 gallons of water from the air a day for a few cents per bottle?
According to the Daily Mail article LA couple win $1.5 million XPrize for radical system that can make clean water from AIR for less than 2 cents a quart, David Hertz and Laura Doss-Hertz have developed a machine that can extract over 500 gallons of…
GordonM
- 1,940
- 1
- 17
- 28
7
votes
2 answers
Does teaching 6-12-month old infants to back float reduce their risk of drowning?
The American Academy of Pediatrics does not recommend water safety lessons for babies less than one year old:
The water-survival skills programs for infants may make compelling videos for the Internet, but no scientific study has yet demonstrated…
ff524
- 10,181
- 6
- 47
- 60
7
votes
1 answer
Do the plastic shade balls in Los Angeles leach chemicals into water?
An engineer with the Los Angeles Department of Water and Power claims that the plastic balls, which are introduced into the water reservoir in an attempt to combat the severe drought, don't leach any plastic into the…
cnst
- 814
- 6
- 18
7
votes
2 answers
Does drinking cold water help to reduce weight?
According to this article, it was mentioned:
there may be advantages in drinking cold water for weight loss
So, does drinking cold water really help to reduce weight? and does drinking warm water really help to increase weight?
Jack
- 825
- 8
- 15
6
votes
1 answer
Can activated alkaline water cure diabetes?
This article about activated alkaline water (I'm sorry, it's in German, but I couldn't find an English version by the same claimants) claims that drinking this water aids therapy of both Type 1 and Type 2 Diabetes.
Interestingly, half of the…
Alan Escreet
- 211
- 1
- 6
6
votes
2 answers
Is tap water unsafe to drink even when it comes from a clean water supply?
My city provides safe, clean water that is frequently tested. But I keep hearing that it's not actually safe to drink from the tap, because many houses have old or badly constructed pipes that contain heavy metals or dirt, or are a breeding ground…
Cass
- 161
- 3
6
votes
1 answer
Do heavier people need to drink more water?
A 2013 article by Yuri Elkaim, a holistic nutritionist, in the health section of U.S. News & World Report says:
if you weigh 200 pounds [90 kg], you would need 100 ounces [3 l] of water per day if you're not doing anything strenuous. If you're…
Chris Rogers
- 2,628
- 2
- 16
- 36
6
votes
1 answer
Are the birth-control hormones present in the drinking water?
According to this article, the birth-control hormones were found in the rivers and even ended up in the drinking water.
Amway dealers claim that only their water purifier can remove these hormones since they are too small to be extracted by a…
Grasper
- 3,315
- 2
- 22
- 34
6
votes
1 answer
Can freezing make water cleaner?
I have heard of the following procedure intended to make water cleaner:
Put a pot of water in the freezer.
After a few hours the water will be partly frozen. Discard the ice. Keep the liquid in the freezer.
After a few more hours the water will be,…
Karolis Juodelė
- 253
- 2
- 5