asm.org American Society for Microbiology

Mobile Usability

91/100

Good

Mobile Speed

26/100

Bad

Last tested: 2017-08-29

Rescan
asm.org Mobile Usability: 91/100
asm.org Mobile Usability Test Quick Overview

Size tap targets appropriately

Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
The tap target <a href="/index.php/gen…l-science-blog">Microbial Sciences</a> and 19 others are close to other tap targets.
The tap target <a href="/index.php/gen…eatment-target">Siderophores:…atment target?</a> and 8 others are close to other tap targets.
The tap target <a href="/index.php/asm…ag/antibiotics">antibiotics</a> is close to 1 other tap targets.
The tap target <a href="http://journals.asm.org/">ASM Journals</a> and 6 others are close to other tap targets.
The tap target <a href="http://journal…csportal.xhtml">Ethics Portal</a> and 29 others are close to other tap targets.
The tap target <a href="http://www.facebook.com/asmfan">Facebook</a> is close to 1 other tap targets.
The tap target <a href="http://twitter…asmicrobiology">Twitter</a> and 5 others are close to other tap targets.
asm.org Mobile Speed: 26/100
asm.org Mobile Speed Test Quick Overview

Optimize images

Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 1,023.2KiB (63% reduction).
Compressing https://www.asm.org/modules/mod_image_show_gk4/cac…ow-splashgk-is-651.jpg could save 111.8KiB (47% reduction).
Compressing and resizing https://www.asm.org/media/k2/users/1478.jpg could save 69.4KiB (99% reduction).
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Compressing https://www.asm.org/media/k2/items/cache/8f125d468…b4d9f403fa_Generic.jpg could save 20.3KiB (77% reduction).
Compressing https://www.asm.org/images/interface/asm_logo.jpg could save 18.2KiB (84% reduction).
Compressing https://www.asm.org/media/k2/items/cache/aea06b155…8dfa604914_Generic.jpg could save 17.1KiB (73% reduction).
Compressing and resizing https://www.asm.org/media/k2/users/4217.jpg could save 4.6KiB (91% reduction).
Compressing and resizing https://www.asm.org/media/k2/users/3297.jpg could save 4.3KiB (91% reduction).
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Compressing and resizing https://www.asm.org/media/k2/users/1601.jpg could save 3.9KiB (90% reduction).
Compressing and resizing https://www.asm.org/media/k2/users/3943.jpg could save 2.8KiB (87% reduction).
Compressing https://www.asm.org/images/2016/img/icoYoutube.png could save 2.8KiB (79% reduction).
Compressing https://www.asm.org/images/2016/img/itunes.png could save 2.7KiB (83% reduction).
Compressing https://www.asm.org/images/interface/for-members-sm.png could save 2.7KiB (89% reduction).
Compressing https://www.asm.org/images/2016/img/twt-bw.png could save 2.7KiB (82% reduction).
Compressing https://www.asm.org/images/2016/img/instagram-bw could save 2.7KiB (81% reduction).
Compressing https://www.asm.org/images/2016/img/fb-bw.png could save 2.7KiB (85% reduction).
Compressing https://www.asm.org/images/2016/img/linkedin-bw.png could save 2.7KiB (83% reduction).
Compressing and resizing https://www.asm.org/media/k2/users/4803.jpg could save 2.5KiB (85% reduction).
Compressing and resizing https://www.asm.org/media/k2/users/1392.jpg could save 2.3KiB (84% reduction).
Compressing and resizing https://www.asm.org/media/k2/users/462.jpg could save 2.3KiB (84% reduction).
Leverage browser caching

Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
https://www.asm.org/components/com_k2/css/k2.css (expiration not specified)
https://www.asm.org/images/2016/img/fb-bw.png (expiration not specified)
https://www.asm.org/images/2016/img/icoYoutube.png (expiration not specified)
https://www.asm.org/images/2016/img/instagram-bw (expiration not specified)
https://www.asm.org/images/2016/img/itunes.png (expiration not specified)
https://www.asm.org/images/2016/img/linkedin-bw.png (expiration not specified)
https://www.asm.org/images/2016/img/twt-bw.png (expiration not specified)
https://www.asm.org/images/interface/asm_logo.jpg (expiration not specified)
https://www.asm.org/images/interface/for-members-sm.png (expiration not specified)
https://www.asm.org/media/k2/items/cache/323b4bedb…9d20a9922c_Generic.jpg (expiration not specified)
https://www.asm.org/media/k2/items/cache/3e65ffb7a…81879c30f3_Generic.jpg (expiration not specified)
https://www.asm.org/media/k2/items/cache/4ffd8c623…01ea986f52_Generic.jpg (expiration not specified)
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https://www.asm.org/media/k2/items/cache/55b042f05…6f6ace6127_Generic.jpg (expiration not specified)
https://www.asm.org/media/k2/items/cache/655312678…d511634e89_Generic.jpg (expiration not specified)
https://www.asm.org/media/k2/items/cache/688b5e6b9…95e600cde1_Generic.jpg (expiration not specified)
https://www.asm.org/media/k2/items/cache/7e9a336b5…e016552361_Generic.jpg (expiration not specified)
https://www.asm.org/media/k2/items/cache/891bc0e45…70b9f8ec5e_Generic.jpg (expiration not specified)
https://www.asm.org/media/k2/items/cache/891e44a47…b25e237870_Generic.jpg (expiration not specified)
https://www.asm.org/media/k2/items/cache/896129a18…0ec146c5a9_Generic.jpg (expiration not specified)
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https://www.asm.org/media/k2/items/cache/933e0fde1…6bc132b6ab_Generic.jpg (expiration not specified)
https://www.asm.org/media/k2/items/cache/9c1f94df2…3dfdb8a493_Generic.jpg (expiration not specified)
https://www.asm.org/media/k2/items/cache/9d25fb220…5ed8b4ed93_Generic.jpg (expiration not specified)
https://www.asm.org/media/k2/items/cache/9f15f74bc…4a1f39d883_Generic.jpg (expiration not specified)
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https://www.asm.org/media/k2/users/1392.jpg (expiration not specified)
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https://www.asm.org/media/k2/users/509.jpg (expiration not specified)
https://www.asm.org/media/system/css/modal.css (expiration not specified)
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https://www.asm.org/media/system/js/mootools-core.js (expiration not specified)
https://www.asm.org/media/system/js/mootools-more.js (expiration not specified)
https://www.asm.org/modules/mod_accordeonck/assets/mod_accordeonck.js (expiration not specified)
https://www.asm.org/modules/mod_accordeonck/assets/plus.png (expiration not specified)
https://www.asm.org/modules/mod_image_show_gk4/cac…01230x350gk-is-651.png (expiration not specified)
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https://www.asm.org/modules/mod_image_show_gk4/sty…ial_business/engine.js (expiration not specified)
https://www.asm.org/modules/mod_image_show_gk4/sty…ness/images/loader.gif (expiration not specified)
https://www.asm.org/modules/mod_image_show_gk4/sty…ial_business/style.css (expiration not specified)
https://www.asm.org/modules/mod_maximenuck/assets/maximenuck.css (expiration not specified)
https://www.asm.org/modules/mod_maximenuck/assets/moomaximenuck.js (expiration not specified)
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https://www.asm.org/modules/mod_maximenuck/templat…/beez_20-position1.css (expiration not specified)
https://www.asm.org/modules/mod_maximenuck/themes/…ss/moo_maximenuhck.css (expiration not specified)
https://www.asm.org/modules/mod_news_pro_gk5/interface/css/style.css (expiration not specified)
https://www.asm.org/modules/mod_news_pro_gk5/inter…pts/engine.mootools.js (expiration not specified)
https://www.asm.org/plugins/system/maximenuckmobil…ts/maximenuckmobile.js (expiration not specified)
https://www.asm.org/templates/asm2016/css/asm2013.css (expiration not specified)
https://www.asm.org/templates/asm2016/css/general.css (expiration not specified)
https://www.asm.org/templates/asm2016/css/layout.css (expiration not specified)
https://www.asm.org/templates/asm2016/css/mobile.css (expiration not specified)
https://www.asm.org/templates/asm2016/css/override.css (expiration not specified)
https://www.asm.org/templates/asm2016/css/position.css (expiration not specified)
https://www.asm.org/templates/asm2016/css/print.css (expiration not specified)
https://www.asm.org/templates/asm2016/images/box1.png (expiration not specified)
https://www.asm.org/templates/asm2016/images/level4.png (expiration not specified)
https://www.asm.org/templates/asm2016/javascript/e…-search-bar/classie.js (expiration not specified)
https://www.asm.org/templates/asm2016/javascript/e…g-search-bar/search.js (expiration not specified)
https://www.asm.org/templates/asm2016/javascript/hide.js (expiration not specified)
https://www.asm.org/templates/asm2016/javascript/md_stylechanger.js (expiration not specified)
https://www.asm.org/templates/system/css/system.css (expiration not specified)
https://m.addthisedge.com/live/boost/ra-58920a152d…_ate.track.config_resp (60 seconds)
https://s7.addthis.com/js/300/addthis_widget.js (10 minutes)
https://www.googletagmanager.com/gtm.js?id=GTM-5BH7J8M (15 minutes)
https://script.crazyegg.com/pages/scripts/0043/7461.js?417772 (60 minutes)
https://www.google-analytics.com/analytics.js (2 hours)
Eliminate render-blocking JavaScript and CSS in above-the-fold content

Your page has 14 blocking script resources and 28 blocking CSS resources. This causes a delay in rendering your page.
https://www.asm.org/media/system/js/mootools-core.js
https://www.asm.org/media/system/js/core.js
https://ajax.googleapis.com/ajax/libs/jquery/1.8/jquery.min.js
https://www.asm.org/components/com_k2/js/k2.js?v2.6.9&sitepath=/
https://www.asm.org/media/system/js/caption.js
https://www.asm.org/media/system/js/mootools-more.js
https://www.asm.org/modules/mod_news_pro_gk5/inter…pts/engine.mootools.js
https://www.asm.org/plugins/system/maximenuckmobil…ts/maximenuckmobile.js
https://www.asm.org/plugins/system/jcemediabox/js/…dfcb9fbdfe257623c5280e
https://www.asm.org/media/system/js/modal.js
https://www.asm.org/modules/mod_image_show_gk4/sty…ial_business/engine.js
https://www.asm.org/modules/mod_maximenuck/assets/moomaximenuck.js
https://www.asm.org/modules/mod_accordeonck/assets/mod_accordeonck.js
https://www.asm.org/templates/asm2016/javascript/hide.js
Optimize CSS Delivery of the following:
https://www.asm.org/components/com_k2/css/k2.css
https://www.asm.org/modules/mod_news_pro_gk5/interface/css/style.css
https://www.asm.org/plugins/system/jcemediabox/css…100bbd1841bfc0e498ce7b
https://www.asm.org/plugins/system/jcemediabox/the…052a048c5cf30829163e4d
https://www.asm.org/media/system/css/modal.css
https://www.asm.org/modules/mod_image_show_gk4/sty…ial_business/style.css
https://www.asm.org/modules/mod_maximenuck/themes/…ss/moo_maximenuhck.css
https://www.asm.org/modules/mod_maximenuck/themes/…nuck-2016-publications
https://www.asm.org/modules/mod_maximenuck/templat…/beez_20-position1.css
https://www.asm.org/modules/mod_maximenuck/assets/maximenuck.css
https://www.asm.org/modules/mod_maximenuck/themes/…maximenuck-2016-Events
https://www.asm.org/modules/mod_maximenuck/themes/…Tools-in-the-workforce
https://www.asm.org/modules/mod_maximenuck/themes/…aximenuck-2016-Careers
https://www.asm.org/modules/mod_maximenuck/themes/…menuck-2016-membership
https://www.asm.org/modules/mod_maximenuck/themes/…maximenuck-2016-policy
https://www.asm.org/modules/mod_maximenuck/themes/…imenuck-2016-about-asm
https://www.asm.org/modules/mod_maximenuck/themes/…k.php?monid=maximenuck
https://www.asm.org/modules/mod_maximenuck/templat…rs/beez5-position1.css
https://www.asm.org/modules/mod_accordeonck/themes…p?cssid=accordeonck566
https://www.asm.org/templates/system/css/system.css
https://www.asm.org/media/system/css/system.css
https://www.asm.org/templates/asm2016/css/position.css
https://www.asm.org/templates/asm2016/css/layout.css
https://www.asm.org/templates/asm2016/css/asm2013.css
https://www.asm.org/templates/asm2016/css/override.css
https://fonts.googleapis.com/css?family=Hind:400,300,500,600,700
https://www.asm.org/templates/asm2016/css/general.css
https://www.asm.org/templates/asm2016/css/mobile.css
Reduce server response time

Avoid landing page redirects

Your page has 2 redirects. Redirects introduce additional delays before the page can be loaded.
Avoid landing page redirects for the following chain of redirected URLs.
http://asm.org/
http://www.asm.org//
https://www.asm.org/
Minify CSS

Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 18.7KiB (28% reduction).
Minifying https://www.asm.org/templates/asm2016/css/override.css could save 5.5KiB (24% reduction) after compression.
Minifying https://www.asm.org/components/com_k2/css/k2.css could save 1.9KiB (24% reduction) after compression.
Minifying https://www.asm.org/templates/asm2016/css/layout.css could save 1.7KiB (27% reduction) after compression.
Minifying https://www.asm.org/templates/asm2016/css/asm2013.css could save 985B (22% reduction) after compression.
Minifying https://www.asm.org/modules/mod_maximenuck/themes/…imenuck-2016-about-asm could save 900B (34% reduction) after compression.
Minifying https://www.asm.org/modules/mod_maximenuck/themes/…menuck-2016-membership could save 899B (34% reduction) after compression.
Minifying https://www.asm.org/modules/mod_maximenuck/themes/…nuck-2016-publications could save 897B (34% reduction) after compression.
Minifying https://www.asm.org/modules/mod_maximenuck/themes/…maximenuck-2016-policy could save 896B (34% reduction) after compression.
Minifying https://www.asm.org/modules/mod_maximenuck/themes/…aximenuck-2016-Careers could save 894B (34% reduction) after compression.
Minifying https://www.asm.org/modules/mod_maximenuck/themes/…maximenuck-2016-Events could save 894B (34% reduction) after compression.
Minifying https://www.asm.org/modules/mod_maximenuck/themes/…Tools-in-the-workforce could save 893B (33% reduction) after compression.
Minifying https://www.asm.org/modules/mod_maximenuck/themes/…k.php?monid=maximenuck could save 887B (34% reduction) after compression.
Minifying https://www.asm.org/templates/asm2016/css/position.css could save 657B (36% reduction) after compression.
Minifying https://www.asm.org/templates/asm2016/css/print.css could save 569B (32% reduction) after compression.
Minifying https://www.asm.org/modules/mod_news_pro_gk5/interface/css/style.css could save 531B (28% reduction) after compression.
Minify JavaScript

Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 2.5KiB (30% reduction).
Minifying https://www.asm.org/modules/mod_maximenuck/assets/moomaximenuck.js could save 881B (32% reduction) after compression.
Minifying https://www.asm.org/modules/mod_news_pro_gk5/inter…pts/engine.mootools.js could save 572B (26% reduction) after compression.
Minifying https://www.asm.org/modules/mod_accordeonck/assets/mod_accordeonck.js could save 541B (43% reduction) after compression.
Minifying https://www.asm.org/components/com_k2/js/k2.js?v2.6.9&sitepath=/ could save 531B (24% reduction) after compression.
Minify HTML

Compacting HTML code, including any inline JavaScript and CSS contained in it, can save many bytes of data and speed up download and parse times.
Minify HTML for the following resources to reduce their size by 2KiB (11% reduction).
Minifying https://www.asm.org/ could save 2KiB (11% reduction) after compression.

asm.org Mobile Resources


Total Resources118
Number of Hosts17
Static Resources88
JavaScript Resources26
CSS Resources29

asm.org Mobile Resource Breakdown