The diaphragm helps in the flow of the air to and from the lungs. The diaphragm moves down as one inhales, and then up as one exhales. The movement is controlled by the phrenic nerves. Whenever there is irritation on these nerves, it induces diaphragm spasm.
Titanium dioxide is used as a UV filter in sunscreen products to protect the skin from harmful UV rays when exposed to sunlight.
Comments: This sunscreen for dogs has titanium dioxide as its main ingredient. Titanium dioxide is considered safe especially when not used in an easily inhalable spray. However, this product does contain questionable ingredients such as Methyl Paraben, Imidurea, and Triethanolamine.