A tube-like gadget called a spacer can help kids or people with trouble breathing use an HFA more easily. Dry powder inhalers (DPIs) require you to breathe in quickly and deeply. That can make them hard to use during an asthma attack when you canât fully catch a deep breath.
Some jellyfish are clear and can look like a plastic bag in the water. Others are in vibrant colors such as pink, yellow, blue, and purple, and often are luminescent.
Jellyfish, or jellies, are categorized as the carnivorous Medusa form which make up a major part of the phylum Cnidaria. They are classified as free-swimming aquatic animals with a gelatinous umbrella-shaped bell and trailing tentacles.