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.
Comb jellyfish is not actually jellyfish. Jellyfish species belong to the Cnidaria phylum, while comb jellyfish belong to the Ctenophora phylum. The name of the phylum comes from a feature that is common to all its members-erect ciliary combs covering the animal.